Author Question: A fast food restaurant that sells burritos is concerned about the variability in the amount of ... (Read 144 times)

torybrooks · **on:** Jun 24, 2018

A fast food restaurant that sells burritos is concerned about the variability in the amount of filling that different employees place in the burritos. To achieve product consistency it needs this variability to be no more than 1.7 ounces.

A sample of n = 18 burritos showed a sample variance of 2.89 ounces. Using a 0.10 level of significance, what can you conclude?A) The standards are being met since (test statistic) < (critical value).
B) The standards are not being met since (test statistic) > (critical value).
C) The standards are being met since (test statistic) > (critical value).
D) The standards are not being met since (test statistic) < (critical value).

Question 2

The URS construction company has submitted two bids, one to build a large hotel in London and the other to build a commercial office building in New York City.

The company believes it has a 40 chance of winning the hotel bid and a 25 chance of winning the office building bid. The company also believes that winning the hotel bid is independent of winning the office building bid.What is the probability the company will win both contracts?A) 0.55
B) 0.44
C) 0.10
D) 0.75