A butcher claims that the average American eats at least 3.1 pounds of beef a month. A random sample of 60 people in the United States shows that the mean beef
consumption by a person is 2.9 pounds per month with a standard deviation of 0.94
pounds. At a = 0.08, find the Z score.
0 -2.63
O 1.65
1.65
02.63

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

Ineed to know the answer to this algebra question.

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%