According to Siegler and Robinson (1982), children cannot tell which is more, seven flowers or six flowers, until they are ___ years old

How many parts do the between groups of factorial ANOVA break down into?

a. 1 b. 7 c. 12 d. 3

As cited in the text, which of the following might be related to whether or not a person can be classified as high in morningness or eveningness, that is, their preference for either going to bed early and waking up early or going to bed late and

waking up late? a. growth hormone b. melatonin c. caffeine d. acetylcholine