Sean cleaned up the beach near his apartment. he picked up 212 pieces of plastic, 174 pieces of paper, and 62 pieces of wood. how many objects did sean pick up?

You put $2000 in an account with a simple interest rate of 1.5%. how long does it take for the account to earn $60?

Sasha invests $1000 that earns 8% interest compounded annually. write a function that describes the value, v, of the investment after t years.

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