Mrs. Johnson has errands to accomplish at the post office and the grocery store. The grocery store is 6 miles north of the post office and the grocery store is 8 miles from
home. How far is the post office from home?
Grocery Store
Home
Post Office
A. 5.3 miles
B. 7.5 miles
C.
10 miles
D.
14 miles

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