Question 1

In calculating a one-sample chi-square test,if you had 7 degrees of freedom,your variable would have ______ categories.

Accepted Answer

A)  8
B)  9
C)  7
D)  6 A

Question 2

The most commonly used nonparametric test is the ______.

Accepted Answer

A)  t-test
B)  ANOVA
C)  chi-square
D)  Mann-Whitney U C

Question 3

Which of the following nonparametric tests is used to answer the following research question: "Is preschool twice as effective as no preschool experience for helping develop children's language skills?"

Accepted Answer

A)  McNemar
B)  Fisher's exact
C)  Chi-square one-sample test
D)  Wilcoxon rank test B

Question 4

Which of the following is the symbol for summation?

Accepted Answer

A)   Δ\DeltaΔ 
B)   η \eta η 
C)   χ\chiχ 
D)   Σ\SigmaΣ

Question 5

In the result χ2(5) = 9.4,p < 0.05,what is 5?

Accepted Answer

A)  the degrees of freedom
B)  the critical value
C)  the significance level
D)  the obtained value

Question 6

Write a sample research question where the Kolmogorov-Smirnov test would be the most appropriate statistical technique to use.

Accepted Answer

The answer of Write a sample research question where the...

Question 7

If there are six categories for which you are calculating a one-sample chi-square,what are the degrees of freedom?

Accepted Answer

A)  2
B)  5
C)  4
D)  1

Question 8

In the result X2(3)= 8.4,p < 0.05,what is 8.4?

Accepted Answer

A)  the obtained value
B)  the critical value
C)  the significance level
D)  the degrees of freedom

Question 9

In the result χ2(5) = 9.4,p 2?

Accepted Answer

A)  the chi-square statistic
B)  the critical value
C)  the significance level
D)  the obtained value

Question 10

Statisticians have found that it takes a sample size of about _____ to fulfill the assumption of parametric statistics that the sample is large enough to represent the population.

Accepted Answer

A)  60
B)  30
C)  25
D)  20

Question 11

Which of the following nonparametric tests is used to answer the following research question: "What is the exact likelihood of getting six heads on a toss of six coins?"

Accepted Answer

A)  Mann-Whitney U
B)  Fisher's exact
C)  Kolmogorov-Smirnov
D)  the median test

Question 12

When conducting a chi-square test,the categories of your variable(s)must be ______.

Accepted Answer

A)  more than three in total
B)  dependent
C)  less than five in total
D)  mutually exclusive

Question 13

In a one-sample chi-square test,if your respondents are distributed very unequally across the levels of your variable,your chi-square value will be ______.

Accepted Answer

A)  high
B)  low
C)  0
D)  1

Question 14

In the chi-square test for independence,expected values and observed values are used,just like in the chi-square goodness-of-fit test.The difference is that in the test of independence,there are three dimensions involved,instead of one.

Accepted Answer

A) True 
 B)False

Question 15

Write an equation for a null hypothesis and research hypothesis for a one-sample chi-square test involving four groups.

Accepted Answer

The answer of Write an equation for a null hypothesis...

Question 16

How do you interpret X²₍₃₎= 18.9,p < 0.05?

Accepted Answer

The answer of How do you interpret X²₍₃₎= 18.9,p <...

Question 17

The obtained value must be compared against which of the following?

Accepted Answer

A)  test value
B)  observed value
C)  expected value
D)  critical value

Question 18

In calculating a one-sample chi-square test,if you had 3 degrees of freedom,your variable would have ______ categories.

Accepted Answer

A)  4
B)  3
C)  5
D)  2

Question 19

If there is no difference between what is observed and what is expected,your chi-square value will be ______.

Accepted Answer

A)  0
B)  1
C)  -1
D)  impossible to determine

Question 20

Chi-square is a nonparametric statistical test.

Accepted Answer

A) True 
 B)False

Exam 17: Chi-Square and Some Other Nonparametric Tests: What to Do When Youre Not Normal

In calculating a one-sample chi-square test,if you had 7 degrees of freedom,your variable would have ______ categories.

The most commonly used nonparametric test is the ______.

Which of the following nonparametric tests is used to answer the following research question: "Is preschool twice as effective as no preschool experience for helping develop children's language skills?"

Which of the following is the symbol for summation?

In the result χ²₍₅₎ = 9.4,p < 0.05,what is 5?

Write a sample research question where the Kolmogorov-Smirnov test would be the most appropriate statistical technique to use.

If there are six categories for which you are calculating a one-sample chi-square,what are the degrees of freedom?

In the result X²₍₃₎= 8.4,p < 0.05,what is 8.4?

In the result χ²₍₅₎ = 9.4,p < 0.05,what is χ²?

Statisticians have found that it takes a sample size of about _____ to fulfill the assumption of parametric statistics that the sample is large enough to represent the population.

Which of the following nonparametric tests is used to answer the following research question: "What is the exact likelihood of getting six heads on a toss of six coins?"

When conducting a chi-square test,the categories of your variable(s) must be ______.

In a one-sample chi-square test,if your respondents are distributed very unequally across the levels of your variable,your chi-square value will be ______.

In the chi-square test for independence,expected values and observed values are used,just like in the chi-square goodness-of-fit test.The difference is that in the test of independence,there are three dimensions involved,instead of one.

Write an equation for a null hypothesis and research hypothesis for a one-sample chi-square test involving four groups.

How do you interpret X²₍₃₎= 18.9,p < 0.05?

The obtained value must be compared against which of the following?

In calculating a one-sample chi-square test,if you had 3 degrees of freedom,your variable would have ______ categories.

If there is no difference between what is observed and what is expected,your chi-square value will be ______.

Chi-square is a nonparametric statistical test.

Exam 17: Chi-Square and Some Other Nonparametric Tests: What to Do When Youre Not Normal

In calculating a one-sample chi-square test,if you had 7 degrees of freedom,your variable would have ______ categories.

The most commonly used nonparametric test is the ______.

Which of the following nonparametric tests is used to answer the following research question: "Is preschool twice as effective as no preschool experience for helping develop children's language skills?"

Which of the following is the symbol for summation?

In the result χ2(5) = 9.4,p < 0.05,what is 5?

Write a sample research question where the Kolmogorov-Smirnov test would be the most appropriate statistical technique to use.

If there are six categories for which you are calculating a one-sample chi-square,what are the degrees of freedom?

In the result X2(3) = 8.4,p < 0.05,what is 8.4?

In the result χ2(5) = 9.4,p < 0.05,what is χ2?

Statisticians have found that it takes a sample size of about _____ to fulfill the assumption of parametric statistics that the sample is large enough to represent the population.

Which of the following nonparametric tests is used to answer the following research question: "What is the exact likelihood of getting six heads on a toss of six coins?"

When conducting a chi-square test,the categories of your variable(s) must be ______.

In a one-sample chi-square test,if your respondents are distributed very unequally across the levels of your variable,your chi-square value will be ______.

In the chi-square test for independence,expected values and observed values are used,just like in the chi-square goodness-of-fit test.The difference is that in the test of independence,there are three dimensions involved,instead of one.

Write an equation for a null hypothesis and research hypothesis for a one-sample chi-square test involving four groups.

How do you interpret X2(3)= 18.9,p < 0.05?

The obtained value must be compared against which of the following?

In calculating a one-sample chi-square test,if you had 3 degrees of freedom,your variable would have ______ categories.

If there is no difference between what is observed and what is expected,your chi-square value will be ______.

Chi-square is a nonparametric statistical test.

In the result χ²₍₅₎ = 9.4,p < 0.05,what is 5?

In the result X²₍₃₎= 8.4,p < 0.05,what is 8.4?

In the result χ²₍₅₎ = 9.4,p < 0.05,what is χ²?

How do you interpret X²₍₃₎= 18.9,p < 0.05?