JoVAC Data Science Assesment - 1

JoVAC Data Science Assesment - 1

University

11 Qs

quiz-placeholder

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JoVAC Data Science Assesment - 1

JoVAC Data Science Assesment - 1

Assessment

Quiz

Computers

University

Hard

Created by

rahul pradhan

Used 36+ times

FREE Resource

11 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

What is an appropriate way to visualize a list of the eye colors of 120 people? Select all that apply.

box plot

pie chart

dot plot

scatter plot

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

You want to investigate whether households in California tend to have a higher income than households in Massachusetts. Which summary measure would you use to compare the two states?

mean household income

3rd quartile of household income

median household income

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Suppose all household incomes in California increase by 5%. How does that change the mean household income?

the mean household income doesn't change

cannot be determined from the information given

the mean household income goes up by 5%

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Suppose all household incomes in California increase by 5%. How does that change the median household income?

cannot be determined from the information given

median household income goes up by 5%

the median household income doesn't change

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Suppose all household incomes in California increase by 5%. How does that change the standard deviation of the household incomes?

the standard deviation of the household incomes goes up by 5%

cannot be determined from the information given

the standard deviation of the household incomes doesn't change

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Suppose all household incomes in California increase by 5%. How does that change the interquartile range of the household incomes?

the interquartile range of the household incomes doesn't change

the interquartile range of the household incomes goes up by 5%

cannot be determined from the information given


7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Suppose all household incomes in California increase by $5,000. How does that change the mean household income?

cannot be determined from the information given


the mean household income goes up by $5,000


the mean household income doesn't change


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