What is the expected frequency?
What will be an ideal response?
The expected frequency is the number of participants expected in a cell category when there is no relationship between the variables (i.e., the null hypothesis is true).
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Donavon was adopted at birth by Mr. and Mrs. Erndt. Although neither of his biological parents had much musical ability, Donavon has become an excellent pianist, just like Mr. Erndt. This information could be used as evidence to suggest that
a. environmental factors have more influence than genetic factors in musical talent. b. both genetic and environmental factors contribute equally to musical talent. c. genetic factors have more influence than environmental factors in musical talent. d. neither genetic nor environmental factors contribute to musical talent.
Neural impulses in the ear begin with:
A. a liquid chemical stimulating nerve endings B. the bending of tiny hair cells C. sound waves stimulating nerve endings D. the vibration of the basilar membrane stimulating nerve endings
Evidence across diverse cultures, including those of the United States, Japan, Korea, Germany, Portugal, Israel, and China, suggests that the Big Five personality traits ____ (McCrae & Costa, 1997)
a. ?are not applicable to all cultures b. ?are more applicable in individualistic societies c. ?are more applicable in collectivistic societies d. ?represent a universal human characteristic
One thing that's true about correlational studies is that they ____
a. identify third variables that account for associations among variables b. tell us the direction of causality between two variables c. can indicate the degree to which two variables are related d. are not dependent on the validity of research instruments