Question 1

The value of f o can be found by multiplying the marginals for that cell, and dividing by N .

Accepted Answer

A) True 
 B)False

Question 2

The conclusion for the data in question 56 is _________.

Accepted Answer

A)  reject H0 
B)  reject H1 
C)  retain H0 
D)  fail to accept H1 
A)  reject H0 
B)  reject H1 
C)  retain H0 
D)  fail to accept H1

Question 3

If N = 18 and a = 0.052 tailed, the value of T crit is _________.

Accepted Answer

A)  40 
B)  ± 40 
C)  - 40 
D)  47 
A)  40 
B)  ± 40 
C)  - 40 
D)  47

Question 4

To find f e for any cell, multiply the marginals for that cell and divide by N .

Accepted Answer

A) True 
 B)False

Question 5

To use the c 2 test, the categories in the contingency table must always be mutually exclusive.

Accepted Answer

A) True 
 B)False

Question 6

The sampling distribution of chi-square is _________.

Accepted Answer

A)  skewed 
B)  varies with df 
C)  is a theoretical distribution 
D)  all of these 
E)  skewed and varies with df 
A)  skewed 
B)  varies with df 
C)  is a theoretical distribution 
D)  all of these 
E)  skewed and varies with df

Question 7

In a single variable c 2 experiment there are N - 1 degrees of freedom.

Accepted Answer

A) True 
 B)False

Question 8

What are the assumptions underlying the chi-square test?

Accepted Answer

The chi-square test is a statistical met

Question 9

An assumption of c 2 is that the scores in each cell are independent. (

Accepted Answer

A) True 
 B)False

Question 10

Define chi-square (   ).

Accepted Answer

The answer of Define chi-square (   )....

Question 11

The _________ test is the most powerful test for a repeated measures design.

Accepted Answer

A)  sign 
B)  t 
C)  Wilcoxin signed ranks 
D)  all the tests are equally powerful 
A)  sign 
B)  t 
C)  Wilcoxin signed ranks 
D)  all the tests are equally powerful

Question 12

To answer this question, refer to the following data. Assume the data are being analyzed with the Mann-Whitney U test.   The value of U obt (not U ?2 obt) is _________.

Accepted Answer

A)  14.5 
B)  20.5 
C)  21.5 
D)  27.5 
A)  14.5 
B)  20.5 
C)  21.5 
D)  27.5

Question 13

An animal geneticist is trying to pick an appropriate species of fish for repopulating a lake. He wants to compare how long certain types of fish live. Species A is used for a control group and Species B serves as the experimental group. A random sample of fish from both species is drawn and the following ages are recorded for life span in months.   
a. State the nondirectional alternative hypothesis. 
b. State the null hypothesis 
c. Analyze the data with a nonparametric test. What do you conclude, using a = 0.05 2 tail ?

Accepted Answer

The answer of An animal geneticist is trying to pick...

Question 14

If c 2 is negative then H0 must be false.

Accepted Answer

A) True 
 B)False

Question 15

The value of c 2obt for the table below is _________. (Assume equal probabilities for f e in each cell.)

Accepted Answer

A)  96.00 
B)  9.42 
C)  8.13 
D)  13.28 
A)  96.00 
B)  9.42 
C)  8.13 
D)  13.28

Question 16

Consider the following set of scores: 25, 28, 28, 28, 30. In assigning ranks to the scores, a score of 28 receives a rank of _________.

Accepted Answer

A)  2.5 
B)  2 
C)  4 
D)  3 
A)  2.5 
B)  2 
C)  4 
D)  3

Question 17

For the following table there is(are) _________ degrees of freedom.

Accepted Answer

A)  k - 1 
B)  1 
C)  2 
D)  4 
A)  k - 1 
B)  1 
C)  2 
D)  4

Question 18

If T obt = 12 and T crit = 10, one would _________.

Accepted Answer

A)  reject H0 
B)  retain H0 
C)  accept H0 
D)  reject H1 
A)  reject H0 
B)  retain H0 
C)  accept H0 
D)  reject H1

Question 19

The Kruskal-Wallis test assumes population normality.

Accepted Answer

A) True 
 B)False

Question 20

Using the data in question 38, a score of 30 would receive a rank of _________.

Accepted Answer

A)  4 
B)  5 
C)  3 
D)  0 
A)  4 
B)  5 
C)  3 
D)  0

The value of f o can be found by multiplying the marginals for that cell, and dividing by N .

The conclusion for the data in question 56 is _________.

If N = 18 and a = 0.05_{2 tailed}, the value of T _crit is _________.

To find f e for any cell, multiply the marginals for that cell and divide by N .

To use the c 2 test, the categories in the contingency table must always be mutually exclusive.

The sampling distribution of chi-square is _________.

In a single variable c 2 experiment there are N - 1 degrees of freedom.

What are the assumptions underlying the chi-square test?

An assumption of c 2 is that the scores in each cell are independent. (

Define chi-square ( ).

The _________ test is the most powerful test for a repeated measures design.

To answer this question, refer to the following data. Assume the data are being analyzed with the Mann-Whitney U test. The value of U _obt (not U ?2 _obt) is _________.

If c 2 is negative then H₀ must be false.

The value of c 2obt for the table below is _________. (Assume equal probabilities for f e in each cell.)

Consider the following set of scores: 25, 28, 28, 28, 30. In assigning ranks to the scores, a score of 28 receives a rank of _________.

For the following table there is(are) _________ degrees of freedom.

If T obt = 12 and T crit = 10, one would _________.

The Kruskal-Wallis test assumes population normality.

Using the data in question 38, a score of 30 would receive a rank of _________.

Statistics and Scientific Method

Basic Mathematical and Measurement Concepts

Frequency Distributions

Measures of Central Tendency and Variability

The Normal Curve and Standard Scores

Correlation

Linear Regression

Random Sampling and Probability

Binomial Distribution

Introduction to Hypothesis Testing: Using the Sign Test

Power

Sampling Distributions, Sampling Distribution of the Mean: the Normal Deviate Z Test

Students T Test for Single Samples

Students T Test for Correlated and Independent Groups

Introduction to the Analysis of Variance

Introduction to the Two-Way Analysis of Variance

Filters

Exam 17: Chi-Square and Other Nonparametric Tests

The value of f o can be found by multiplying the marginals for that cell, and dividing by N .

The conclusion for the data in question 56 is _________.

If N = 18 and a = 0.052 tailed, the value of T crit is _________.

To find f e for any cell, multiply the marginals for that cell and divide by N .

To use the c 2 test, the categories in the contingency table must always be mutually exclusive.

The sampling distribution of chi-square is _________.

In a single variable c 2 experiment there are N - 1 degrees of freedom.

What are the assumptions underlying the chi-square test?

An assumption of c 2 is that the scores in each cell are independent. (

Define chi-square ( ).

The _________ test is the most powerful test for a repeated measures design.

To answer this question, refer to the following data. Assume the data are being analyzed with the Mann-Whitney U test. The value of U obt (not U ?2 obt) is _________.

If c 2 is negative then H0 must be false.

The value of c 2obt for the table below is _________. (Assume equal probabilities for f e in each cell.)

Consider the following set of scores: 25, 28, 28, 28, 30. In assigning ranks to the scores, a score of 28 receives a rank of _________.

For the following table there is(are) _________ degrees of freedom.

If T obt = 12 and T crit = 10, one would _________.

The Kruskal-Wallis test assumes population normality.

Using the data in question 38, a score of 30 would receive a rank of _________.

Statistics and Scientific Method

Basic Mathematical and Measurement Concepts

Frequency Distributions

Measures of Central Tendency and Variability

The Normal Curve and Standard Scores

Correlation

Linear Regression

Random Sampling and Probability

Binomial Distribution

Introduction to Hypothesis Testing: Using the Sign Test

Power

Sampling Distributions, Sampling Distribution of the Mean: the Normal Deviate Z Test

Students T Test for Single Samples

Students T Test for Correlated and Independent Groups

Introduction to the Analysis of Variance

Introduction to the Two-Way Analysis of Variance

Filters

If N = 18 and a = 0.05_{2 tailed}, the value of T _crit is _________.

To answer this question, refer to the following data. Assume the data are being analyzed with the Mann-Whitney U test. The value of U _obt (not U ?2 _obt) is _________.

If c 2 is negative then H₀ must be false.