This researcher demonstrated that sensory memory fades too quickly to accurately recall 12 items flashed for 15/1000 to 1/2 second

By using random samples, polling organizations can represent the view of the American public with a sample size starting from _____

a) 100,000. b) 1 million. c) 100. d) 1,000.

Which of the following represents the strongest correlation?

a) .34 b) –.45 c) –.28 d) .00