For an independent-measures t statistic, what is the effect of increasing the number of scores in the samples?
a. Increase the likelihood of rejecting H0and increase measures of effect size
b. Increase the likelihood of rejecting H0 and decrease measures of effect size
c. Increase the likelihood of rejecting H0and have little or no effect on measures of effect size
d. Decrease the likelihood of rejecting H0 and have little or no effect on measures of effect size
C
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With categorical data, the primary piece of data is
a. a measurement. b. a cell frequency. c. a mean. d. both b and c
An important function of the monosynaptic stretch reflex is to __________.
A. coordinate the movements of the flexors on each limb B. smooth out muscle contractions C. alter the speed with which an arm moves while throwing a ball D. help maintain posture
In Piaget's theory, the stage of development between birth and 2 years of age, in which the infant uses senses and motor abilities to interact with objects in the environment, is called the __________ stage.
A. concrete operations B. sensorimotor C. preoperational D. formal operations
Lev Vygotsky suggested that birth, ______, age 3, 7, and 13 were transitional stages of development
Fill in the blank(s) with the appropriate word(s).