When asked about personal qualities they desire for their children, higher-SES parents are likely to emphasize __________

What factors influence how concerned parents should be if their 15-month-old still has not emitted her first word? Why?

What will be an ideal response?

In a study examining the effects of time of day (morning or afternoon) and temperature (cool, normal, warm) on worker productivity, how many interaction effect(s) are possible?

a. 5 b. 1 c. 2 d. 6