A researcher reports an independent-measures t statistic with df = 16 . How many participants were in the entire study?
a. 17 c. 33
b. 18 d. 34
B
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Research indicates that children's math skills will benefit greatly if __________.
A. preschool teachers talk about numbers and provide them with experience in counting B. they work on literacy before the start of formal schooling, and their number sense and literacy after they enter school C. parents have them memorize addition and subtraction facts before they enter kindergarten D. the elementary school system handles all of their training
Culturally disapproved of behaviors in the past were often given psychological labels with the so-called "mental disorder" that caused slaves in the 1840s to run away from their masters being referred to as __________
Fill in the blank(s) with correct word
Which research approach is probably the best for exploring the genetic contribution to personality?
A) comparing identical twins who were reared apart B) comparing children adopted into another family with their siblings who remained with their birth parents C) comparing fraternal twins D) comparing identical twins who were raised in the same household
Explain how the effects of socioeconomic status on development varies.
What will be an ideal response?