Acompany finds 8 bags with faulty zippers in a sample of 500. predict how many bags with faulty zippers there are in a shipment of 20,000.
a. 320
b. 360
c. 400

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

{0,1,2,3,4,5,6,20,21,22,23,24,25} the distribution is considered to be: skewed the right, skewed the left, not skewed?

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