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[answered] 11/17/2016 Quiz: 13 Assignment.f16 ch. 13 Assignment.f16 St


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11/17/2016 Quiz: ch. 13 Assignment.f16 ch. 13 Assignment.f16

 

Started: Nov 17 at 10:14am Quiz Instructions

 

This quiz is due when opens and until it closes on Sunday night. Please be sure submit early enough so that you are able to submit your work. Any work submitted to me after it closes will not be accepted. If

 

you have trouble submitting your work then please email me, but prior to the closing time. Question 1 15 pts There are many programs that seek to change behavior. Social Psychologists conducted a study to increase sharing behavior in children during play when they were given their favorite

 

toys. One way to assess the effect of a program is to give a pretest, administer the program, and give a posttest. To really prove the lasting value of the program, however, a researcher

 

must gather follow?up data some months later to see if the improvement seen at posttest has continued. In the scores below, larger numbers represent more sharing behavior during play. Please conduct an anova and state whether the program was effective in increasing sharing behavior. pre post 1yr follow?up Subject 1 09 23 18 50

 

Subject 2 13 27 24 64

 

Subject 3 17 36 26 79

 

Subject 4 18 31 20 69

 

sums 57 117 88 tot = 262 2tot = 6354

 

means 14.25 29.25 22.00 A. Conduct all the necessary calculations/ analyze the data, compile it into a summary table: you must upload all of the work behind the figures that you placed in the table.

 

B. Make an HSD comparisons between pre test and one year follow ? up

 

C. Calculate effect size

 

D. Write an interpretation that describes the effects of the program.Write your conclusion/interpretation as seen in your video/lecture/text examples beginning with the reject or fail to reject

 

the null hypothesis. SOURCE SS df MS F p pre/post/followup Error subjects TOTAL HTML Editor p Font Sizes Paragraph Question 2 https://csn.instructure.com/courses/1279162/quizzes/1774751/take 1 pts 1/3 11/17/2016 Quiz: ch. 13 Assignment.f16

 

Type II errors are made when a researcher rejects the null hypothesis when it shouldn't be rejected?

 

retains the null hypothesis when it shouldn't be rejected?

 

rejects the null hypothesis when it should be rejected?

 

retains the null hypothesis when it should be rejected. Question 3 1 pts With one?factor repeated?measures ANOVA, factor means independent variable. True

 

False Question 4 1 pts The F value obtained from the data is 3.75 based on 2 and 14 degrees of freedom. You should ____ the null hypothesis if = .05, even though you might be making a ____ error. reject? Type I

 

reject? Type II

 

retain? Type I

 

retain? Type II Question 5 1 pts An F value of 3.50 with 4 and 10 degrees of freedom is obtained from the data. You should ____ the null hypothesis if = .05, even though you might be making a ____ error. reject? Type I

 

reject? Type II

 

retain? Type I

 

retain? Type II Question 6 1 pts A repeated?measures ANOVA with six subjects who provide data in four conditions would have what critical value of F ( = .05)? 3.03?

 

3.29?

 

2.90?

 

none of the other alternatives are correct. https://csn.instructure.com/courses/1279162/quizzes/1774751/take 2/3 11/17/2016 Quiz: ch. 13 Assignment.f16 Quiz saved at 10:15am https://csn.instructure.com/courses/1279162/quizzes/1774751/take Submit Quiz 3/3

 


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