Your psychology professor has announced that the next test will assess your understanding of sensation and perception. when you receive the test, however, you find that very few questions actually relate to these topics. in this instance, you would be most concerned about the of the test.
a) reliability
b) factor analysis
c) standardization
d) validity
e) normal distribution

Janette goes into an electronics superstore to buy a new computer. the salesperson works with her to find the right model, and she agrees to buy a new computer for $500 and a floor-model 18-inch monitor for $100. just when she is ready to pay, the salesperson walks away for a minute and then comes back to inform her that the monitor she was ready to purchase can't be sold for < $125. she agrees to the extra $25 even though they had initially agreed on the $100 selling price. janette has fallen for the technique of gaining compliance.