Question

A health psychologist hypothesizes that people snack more when watching more television (tv). Below are the hours of television and number of snacks for a sample of participants. What can the psychologist conclude with an α of 0.05?

tv	snacks
3 3 4 5 1 3 3	7 4 3 1 10 8 5

a) What is the appropriate statistic?
---Select--- na Correlation Slope Chi-Square
Compute the statistic selected in a):  

b) Obtain/compute the appropriate values to make a decision about H₀.
(Hint: Make sure to write down the null and alternative hypotheses to help solve the problem.)
critical value =  ; test statistic =  
Decision:  ---Select--- Reject H0 Fail to reject H0

c) Compute the corresponding effect size(s) and indicate magnitude(s).
If not appropriate, input and/or select "na" below.
effect size =  ;   ---Select--- na trivial effect small effect medium effect large effect

d) Make an interpretation based on the results.

There is a significant positive relationship between television viewing and snacking.There is a significant negative relationship between television viewing and snacking.     There is no significant relationship between television viewing and snacking.

Answer 1

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