A Type I error has occurred if we
a. reject a null hypothesis that is really false.
b. retain a null hypothesis that is really false.
c. retain a null hypothesis that is really true.
d. reject a null hypothesis that is really true.
D
Psychology
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Originally, an intelligence quotient was computed by dividing a person's mental age by his or her chronological age and multiplying the result by 100
Indicate whether this statement is true or false.
Psychology
By what age do toddlers usually have a vocabulary of about 200 words?
a. 12 months b. 15 months c. 24 months d. 30 months
Psychology