In circle O, BC=17 and DC=30. The diagram is not drawn to scale. What is the length of diameter BA? Round the answer to the nearest tenth. 52.9 69.9 35.9 15.2

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

Math i have no idea how to do a and b

When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?