Пајтон Табеле 2/8
Quiz
•
Computers
•
10th Grade
•
Practice Problem
•
Easy
Zorica Brkovic
Used 3+ times
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12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Библиотека pandas садржи функције за рад са табелама, али само по колонама.
тачно
није тачно
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
import pandas as pd
podaci = [["Ana", "ž", 13, 46, 160],
["Bojan", "m", 14, 52, 165],
["Vlada", "m", 13, 47, 157],
["Gordana", "ž", 15, 54, 165],
["Dejan", "m", 15, 56, 163],
["Đorđe", "m", 13, 45, 159]]
odeljenje= pd.DataFrame(podaci)
У променљивој podaci подаци су представљени на ефикаснији начин него у променљивој odeljenje.
Нема разлике у начину на који су организоване табелe у променљивим podaci и odeljenje.
Ниједан од понуђених одговора.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
import pandas as pd
podaci = [["Ana", "ž", 13, 46, 160],
["Bojan", "m", 14, 52, 165],
["Vlada", "m", 13, 47, 157],
["Gordana", "ž", 15, 54, 165],
["Dejan", "m", 15, 56, 163],
["Đorđe", "m", 13, 45, 159]]
tabela = pd.DataFrame(podaci)
tabela.columns=["Ime", "Pol", "Starost", "Masa", "Visina"]
просечну висину ученика рачунамо као:
tabela["Visina"].mean()
tabela["Visina"].median()
tabela("Visina").mean()
tabela.mean()
tabela["Visina"].average()
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
import pandas as pd
podaci = [["Ana", "ž", 13, 46, 160],
["Bojan", "m", 14, 52, 165],
["Vlada", "m", 13, 47, 157],
["Gordana", "ž", 15, 54, 165],
["Dejan", "m", 15, 56, 163],
["Đorđe", "m", 13, 45, 159]]
tabela = pd.DataFrame(podaci)
tabela.columns=["Ime", "Pol", "Starost", "Masa", "Visina"]
Kоја наредбу црта следећи дијаграм:
plt.bar(tabela["Ime"], tabela["Visina"])
plt.barh(tabela["Ime"], tabela["Visina"])
plt.pie(tabela["Ime"], tabela["Visina"])
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
CSV је датотека која садржи:
табелу
текст
хипертекст
низ
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
CSV је скраћеница од:
Comma Separated Values
Completly Separated Values
Comma Stored Values
Comma Stored Videos
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
import pandas as pd
podaci = [["Ana", "ž", 13, 46, 160],
["Bojan", "m", 14, 52, 165],
["Vlada", "m", 13, 47, 157],
["Gordana", "ž", 15, 54, 165],
["Dejan", "m", 15, 56, 163],
["Đorđe", "m", 13, 45, 159],
["Elena", "ž", 14, 49, 161],
["Žaklina", "ž", 15, 52, 164],
["Zoran", "m", 15, 57, 167],
["Ivana", "ž", 13, 45, 158],
["Jasna", "ž", 14, 51, 162]]
tabela = pd.DataFrame(podaci)
tabela.columns=["Ime", "Pol", "Starost", "Masa", "Visina"]
tabela1=tabela.set_index("Ime")
Индексна колона је кључ.
тачно
није тачно
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