Maria's parents ignore her if she cries after she's been put to bed. Maria hasn't cried in six nights. On the night seven, she starts to cry when put to bed. What principle may be responsible for Melvin's crying reappearing?
a. ratio strain
b. differential reinforcement
c. ordinal proximity
d. spontaneous recovery
e.
forgetting
d
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In which one of the following sciences is observation and its interpretation the most difficult?
a. Physics c. Mathematics b. Chemistry d. Sociology
A researcher used a pretest-posttest, control group quasi-experimental design. The experimental group had a mean achievement test score of 40 on the pretest and 70 on the posttest. The control group had a mean achievement score of 50 on the pretest and 60 on the posttest. What statistical technique should the researcher use to analyze these data?
a. t-test c. ANCOVA (analysis of covariance) b. ANOVA (analysis of variance) d. chi-square
Answer the following statement(s) true (T) or false (F)
On surveys, categorical, ordinal, and interval/ratio data can all be treated the same way. True or False?
____________________ are mental or physical responses that an individual uses to help deal with stress; such responses can be effective or ineffective
Fill in the blank with correct word.