A box contains 17 transistors, 5 of which are defective. If5 are selected at random, find the probability of the statements below. a. All are defective
b. None are defective

a. The probability is
(Type a fraction. Simplify your answer.)

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.

Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.