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Question 5

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A variable of interest in an ANOVA procedure is called

Select one:

A. a partition

B. a treatment

C. either a or b

D. a factor

E. None of the above is the correct answer.

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In factorial designs, the response produced when the treatments of one factor interact with treatments of another in influencing the response variable is

Select one:

A. main effect

B. replication

C. interaction

D. None of the above answers is correct

Question 7

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An experimental design where the experimental units are randomly assigned to the treatments is known as

Select one:

A. factor block design

B. random factor design

C. completely randomized design

D. None of the above answers is correct

Question 8

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Whenever we have more than one factor influencing the response and we need to investigate the influence of all factors on the response, then we should be conducting

Select one:

A. Completely randomized design test

B. Randomized block test

C. Factorial experiment design test

D. None of the above answers is correct.

Question 9

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The manager of Sandy Corporation wants to determine whether or not the type of work schedule for her employees has any effect on their productivity. She has selected 15 production employees at random and then randomly assigned 5 employees to each of the 3 proposed work schedules. The following shows the units of production (per week) under each of the work schedules: Work Schedule 1 50, 60, 70, 40, 45 Work Schedule 2 60, 65, 66, 54, 57 Work Schedule 370, 75, 55, 40, 55. Which of the following is a correct statement if the completely randomized design of experiment is used to solve problem 9 through 12?

Select one:

D. None of the above answers is correct

Question 10

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In reference to Sandy Corporation problem statement, if the significance level for this problem is 5%, what is the critical value for test statistic?

Select one:

A. 3.64

B. 3.12

C. 3.89

D. 3.99

E. None of the above answers is correct

Question 11

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In reference to Sandy Corporation problem statement, what would be the value for sample test statistic if SSTR=154.53 and SSE=1,455.20?

Select one:

A. 3.99

B. 4.09

C. 0.64

D. 0.74

E. None of the above answers is correct

Question 12

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In reference to Sandy Corporation problem statement, if null hypothesis can not be reject, which of the following would be the conclusion specific to this problem statement?

Select one:

A. type of work schedule for her employees has an effect on their productivity

B. type of work schedule for her employees does not have any effect on their productivity

C. type of work schedule for her employees may or may not have an effect on their productivity

D. there is not information to answer this question

E. None of the above answers is correct

Explanation / Answer

Question 5

A variable of interest in an ANOVA procedure is called

Select one:

A. a partition

B. a treatment

C. either a or b

D. a factor

E. None of the above is the correct answer.

Question 6

In factorial designs, the response produced when the treatments of one factor interact with treatments of another in influencing the response variable is

Select one:

A. main effect

B. replication

C. interaction

D. None of the above answers is correct

Question 7

An experimental design where the experimental units are randomly assigned to the treatments is known as

Select one:

A. factor block design

B. random factor design

C. completely randomized design

D. None of the above answers is correct

Question 8

Whenever we have more than one factor influencing the response and we need to investigate the influence of all factors on the response, then we should be conducting

Select one:

A. Completely randomized design test

B. Randomized block test

C. Factorial experiment design test

D. None of the above answers is correct.

Question 9

The manager of Sandy Corporation wants to determine whether or not the type of work schedule for her employees has any effect on their productivity. She has selected 15 production employees at random and then randomly assigned 5 employees to each of the 3 proposed work schedules. The following shows the units of production (per week) under each of the work schedules: Work Schedule 1 50, 60, 70, 40, 45 Work Schedule 2 60, 65, 66, 54, 57 Work Schedule 370, 75, 55, 40, 55. Which of the following is a correct statement if the completely randomized design of experiment is used to solve problem 9 through 12?

Select one:

A. the appropriate alternative hypothesis is 1= 2= 3

B. the appropriate null hypothesis is 123

C. the appropriate null hypothesis is 1= 2= 3

D. None of the above answers is correct

Question 10

In reference to Sandy Corporation problem statement, if the significance level for this problem is 5%, what is the critical value for test statistic?

Select one:

A. 3.64

B. 3.12

C. 3.89

D. 3.99

E. None of the above answers is correct

Question 11

In reference to Sandy Corporation problem statement, what would be the value for sample test statistic if SSTR=154.53 and SSE=1,455.20?

Select one:

A. 3.99

B. 4.09

C. 0.64

D. 0.74

E. None of the above answers is correct

Question 12

In reference to Sandy Corporation problem statement, if null hypothesis can not be reject, which of the following would be the conclusion specific to this problem statement?

Select one:

A. type of work schedule for her employees has an effect on their productivity

B. type of work schedule for her employees does not have any effect on their productivity

C. type of work schedule for her employees may or may not have an effect on their productivity

D. there is not information to answer this question

E. None of the above answers is correct

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