Debt Management Inc. is concerned about the number of 19-year olds getting into early debt. They found that 25% of 19-year olds have credit card debt. A random sample of seven 19-year olds is selected. Which of the following represents the probability that exactly one of these teenagers has credit card debt? a. 0.1335
b. 0.1730
c. 0.3115
d. 0.25
e. 0.0115

(! ) three cylinders have a height of 8 cm. cylinder 1 has a radius of 1 cm. cylinder 2 has a radius of 2 cm. cylinder 3 has a radius of 3 cm. find the volume of each cylinder

25 ! the line of best fit is h = 5a + 86. predict the height at age 16.

The fraction of defective integrated circuits produced in a photolithography process is being studied. a random sample of 300 circuits is tested, revealing 17 defectives. (a) calculate a 95% two-sided confidence interval on the fraction of defective circuits produced by this particular tool. round the answers to 4 decimal places. less-than-or-equal-to p less-than-or-equal-to (b) calculate a 95% upper confidence bound on the fraction of defective circuits. round the answer to 4 decimal places. p less-than-or-equal-to