Annie conducts a study to examine the differences in stress levels between pet o
ID: 3064864 • Letter: A
Question
Annie conducts a study to examine the differences in stress levels between pet owners and non-pet owners. She conducts a two-tailed test and tells that she rejected the null hypothesis. Therefore, which of these statements is true?
Pet owners' and non-pet owners' stress levels do not differ.
Pet owners have less stress than non-pet owners.
Pet owners have more stress than non-pet owners.
Pet owners' and non-pet owners' stress levels differ.
A.Pet owners' and non-pet owners' stress levels do not differ.
B.Pet owners have less stress than non-pet owners.
C.Pet owners have more stress than non-pet owners.
D.Pet owners' and non-pet owners' stress levels differ.
Explanation / Answer
From given information,
Null and alternative hypotheses are,
H0 : Stress levels between pet owners and non-pet owners are equal
H1 : stress levels between pet owners and non-pet owners are different
Given that Annie rejected the null hypothesis that means, she cocluded that stress level between pet owners and non-pet owners are different.
Therefore, correct statement is,
D) Pet owners' and non-pet owners' stress levels differ.
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