Reliability
What will be an ideal response?
the degree to which independent measurements of a given behavior are consistent
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A researcher conducts a repeated-measures study to evaluate a treatment with a sample of n = 16 participants and obtains a t statistic of t = 1.94 . The treatment is expected to increase scores and the sample mean shows an increase. Which of the following is the correct decision for a hypothesis test using ? = .05?
a. Reject the null hypothesis with a one-tailed test but fail to reject with two tails b. Reject the null hypothesis with either a one-tailed or a two-tailed test c. Fail to reject the null hypothesis with either a one-tailed or a two-tailed test d. Fail to reject the null hypothesis with a one-tailed test but reject with two tails
Which of the following is a disadvantage of the longitudinal design?
a) Individuals of different ages are being compared to one another. b) Longitudinal samples are rarely representative. c) Longitudinal studies fail to track changes over time. d) Participants may drop out due to moving, loss of interest, or changes in attitude.
Attachment pattern is related to the child's temperament
Indicate whether the statement is true or false
The brain-neuroendocrine process that occurs primarily in early adolescence and involves rapid physical changes in height, weight, and sexual maturation is called
A. a growth spurt. B. adolescence. C. menarche. D. puberty.