229 lines
7.1 KiB
Python
229 lines
7.1 KiB
Python
import numpy as np
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import argparse
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import matplotlib.pyplot as plt
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from math import floor
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parser = argparse.ArgumentParser(
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prog="distribution"
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)
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parser.add_argument("-g", "--graph", action="store_true", default=False, help="Display graphs")
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args = parser.parse_args()
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graph = args.graph
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dataset = np.load("clean.npy")
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print(f"dataset shape: {dataset.shape}; analyzing distribution\n")
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def percent(fraction: float) -> str:
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return f"{floor(fraction * 10_000) / 100:.2f}%"
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def plot_bar(x, y, title, xlabel):
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plt.bar(x, np.array(y) * 100)
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plt.ylim(0, 100)
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for i in range(len(x)):
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plt.text(i - 0.05 * len(x), y[i] * 100 + 1, percent(y[i]))
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plt.title(title)
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plt.xlabel(xlabel)
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plt.ylabel("Percentá")
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plt.show()
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grade = dataset[:, 0]
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grade_dist = [
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len(grade[grade == 1]) / len(grade),
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len(grade[grade == 2]) / len(grade),
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len(grade[grade == 3]) / len(grade),
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len(grade[grade == 4]) / len(grade),
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len(grade[grade == 5]) / len(grade)
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]
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print("--- GRADE ---")
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print(f"1st year: {percent(grade_dist[0])}")
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print(f"2st year: {percent(grade_dist[1])}")
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print(f"3st year: {percent(grade_dist[2])}")
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print(f"4st year: {percent(grade_dist[3])}")
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print(f"5st year: {percent(grade_dist[4])}")
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print("")
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if graph:
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plot_bar(
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["Prvý ročník", "Druhý ročník", "Tretí ročník", "Štvrtý ročník", "Piaty ročník"],
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grade_dist,
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"Distribúcia ročníkov",
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"Ročník"
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)
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sex = dataset[:, 1]
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sex_dist = [
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len(sex[sex == 0]) / len(sex),
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len(sex[sex == 1]) / len(sex)
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]
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print("--- SEX ---")
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print(f"Female: {percent(sex_dist[0])}")
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print(f"Male: {percent(sex_dist[1])}")
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print("")
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if graph:
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plot_bar(["Ženy", "Muži"], sex_dist, "Distribúcia pohlavia", "Pohlavie")
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print("--- GPA ---")
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print("n/a")
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print("")
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# TODO: graph numerical
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math = dataset[:, 3]
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math_dist = [
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len(math[math == 1]) / len(math),
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len(math[math == 2]) / len(math),
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len(math[math == 3]) / len(math),
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len(math[math == 4]) / len(math),
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len(math[math == 5]) / len(math)
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]
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print("--- MATH ---")
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print(f"1: {percent(math_dist[0])}")
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print(f"2: {percent(math_dist[1])}")
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print(f"3: {percent(math_dist[2])}")
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print(f"4: {percent(math_dist[3])}")
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print(f"5: {percent(math_dist[4])}")
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print("")
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if graph:
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plot_bar(["1", "2", "3", "4", "5"], math_dist, "Distribúcia známok z matematiky", "Známka")
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slovak = dataset[:, 4]
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slovak_dist = [
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len(slovak[slovak == 1]) / len(slovak),
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len(slovak[slovak == 2]) / len(slovak),
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len(slovak[slovak == 3]) / len(slovak),
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len(slovak[slovak == 4]) / len(slovak),
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len(slovak[slovak == 5]) / len(slovak)
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]
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print("--- SLOVAK ---")
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print(f"1: {percent(slovak_dist[0])}")
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print(f"2: {percent(slovak_dist[1])}")
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print(f"3: {percent(slovak_dist[2])}")
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print(f"4: {percent(slovak_dist[3])}")
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print(f"5: {percent(slovak_dist[4])}")
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print("")
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if graph:
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plot_bar(["1", "2", "3", "4", "5"], slovak_dist, "Distribúcia známok zo slovenčiny", "Známka")
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english = dataset[:, 5]
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english_dist = [
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len(english[english == 1]) / len(english),
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len(english[english == 2]) / len(english),
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len(english[english == 3]) / len(english),
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len(english[english == 4]) / len(english),
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len(english[english == 5]) / len(english)
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]
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print("--- ENGLISH ---")
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print(f"1: {percent(english_dist[0])}")
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print(f"2: {percent(english_dist[1])}")
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print(f"3: {percent(english_dist[2])}")
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print(f"4: {percent(english_dist[3])}")
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print(f"5: {percent(english_dist[4])}")
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print("")
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if graph:
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plot_bar(["1", "2", "3", "4", "5"], english_dist, "Distribúcia známok z angličtiny", "Známka")
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ses = dataset[:, 6]
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ses_dist = [
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len(ses[ses == 0]) / len(ses),
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len(ses[ses == 1]) / len(ses),
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len(ses[ses == 2]) / len(ses)
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]
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print("--- SES ---")
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print(f"Lower: {percent(ses_dist[0])}")
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print(f"Middle: {percent(ses_dist[1])}")
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print(f"Upper: {percent(ses_dist[2])}")
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print("")
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if graph:
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plot_bar(["Nižšia trieda", "Stredná trieda", "Vyššia trieda"], ses_dist, "Distribúcia socio-ekonomických tried",
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"Socio-ekonomická trieda")
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occupation = dataset[:, 7]
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occupation_dist = [
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len(occupation[occupation == 0]) / len(occupation),
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len(occupation[occupation == 1]) / len(occupation),
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len(occupation[occupation == 2]) / len(occupation),
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len(occupation[occupation == 3]) / len(occupation),
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len(occupation[occupation == 4]) / len(occupation),
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len(occupation[occupation == 5]) / len(occupation)
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]
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print("--- OCCUPATION ---")
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print(f"work hours / week >= 10: {percent(occupation_dist[0])}")
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print(f"work hours / week < 10 : {percent(occupation_dist[1])}")
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print(f"sport : {percent(occupation_dist[2])}")
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print(f"music : {percent(occupation_dist[3])}")
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print(f"other : {percent(occupation_dist[4])}")
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print(f"none : {percent(occupation_dist[5])}")
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print("")
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if graph:
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plot_bar(["Práca 10 a viac hodín týždenne", "Práca menej ako 10 hodín týždenne", "Šport", "Hudba", "Niečo iné",
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"Žiadne"], occupation_dist, "Distribúcia práce a aktivít", "Práca alebo aktivita")
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living = dataset[:, 8]
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living_dist = [
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len(living[living == 0]) / len(living),
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len(living[living == 1]) / len(living),
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len(living[living == 2]) / len(living),
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len(living[living == 3]) / len(living),
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len(living[living == 4]) / len(living)
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]
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print("--- LIVING ---")
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print(f"with family : {percent(living_dist[0])}")
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print(f"with family member: {percent(living_dist[1])}")
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print(f"alone / roomates : {percent(living_dist[2])}")
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print(f"dorms : {percent(living_dist[3])}")
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print(f"other : {percent(living_dist[4])}")
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print("")
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if graph:
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plot_bar(["S rodinou", "S rodinným príslušníkom/ou", "Sám/a alebo so spolubývajúcim/ou", "Intrák", "Iné"],
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living_dist, "Distribúcia životných situácií", "Životná situácia")
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commute = dataset[:, 9]
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commute_dist = [
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len(commute[commute == 0]) / len(commute),
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len(commute[commute == 1]) / len(commute),
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len(commute[commute == 2]) / len(commute),
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len(commute[commute == 3]) / len(commute),
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len(commute[commute == 4]) / len(commute)
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]
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print("--- COMMUTE ---")
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print(f"dorms : {percent(commute_dist[0])}")
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print(f"<= 15m: {percent(commute_dist[1])}")
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print(f"<= 30m: {percent(commute_dist[2])}")
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print(f"<= 1h : {percent(commute_dist[3])}")
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print(f"> 1h : {percent(commute_dist[4])}")
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print("")
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if graph:
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plot_bar(["Intrák", "Menej ako 15 minút", "Menej ako 30 minút", "Menej ako hodinu", "Viac ako hodinu"],
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commute_dist,
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"Distribúcia dochádzania", "Dochádzanie")
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sleep = dataset[:, 10]
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sleep_dist = [
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len(sleep[sleep == 0]) / len(sleep),
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len(sleep[sleep == 1]) / len(sleep),
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len(sleep[sleep == 2]) / len(sleep)
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]
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print("--- SLEEP ---")
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print(f"short sleepers : {percent(sleep_dist[0])}")
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print(f"medium sleepers: {percent(sleep_dist[1])}")
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print(f"long sleepers : {percent(sleep_dist[2])}")
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print("")
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if graph:
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plot_bar(["6 hodín a menej", "7 až 8 hodín", "9 a viac hodín"], sleep_dist, "Distribúcia spánku", "Dĺžka spánku")
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print("--- ABSENCE ---")
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print("n/a")
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print("")
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# TODO: graph numerical
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