Pearson and Lee obtained the following results in a study of about 400 families: Average Height of Husband = 68 inches & SD of Husband Height = 3.0 inches
Average Height of Wife = 64 inches & SD of Wife Height = 3.0 inches
Correlation r = 0.50.Predict the height of a wife when the height of her husband is unknown.

Which of these people has balanced their checkbook correctly? oa. gary: the balance in his check register is $500 and the balance in his bank statement is $500. b. gail: the balance in her check register is $400 and the balance in her bank statement is $500. c. gavin: the balance in his check register is $500 and the balance in his bank statement is $510.

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

Louise measured the perimeter of her rectangular scrapbook to be 154 cm. if the scrapbook is 45 cm wide, how long is the scrapbook?