Propositions are associated with the theoretical level while hypotheses are associated with the level of

What is the most likely explanation for sex differences in IQ testing?

a. Boys are more likely to have severe, rather than mild, intellectual disabilities. b. Girls' intellectual disabilities rarely show up on IQ testing. c. Boys are more likely than girls to be diagnosed with intellectual disabilities due to a lack of effort during testing. d. Girls have superior verbal language skills to boys.

The concept of ________ explains why you "know" a door is rectangular even though your sensory image is distorted when you are not looking at it straight on

a. closure b. the law of proximity c. the placebo effect d. perceptual constancy e. olfaction