The amount of time a checkout clerk at a cash register at Wal-Mart spends with each customer has a population mean 3.10 minutes and a standard deviation 0.40 minute. Assume that amount of time spent with each customer is normally distributed. If you select a random sample of 16 customers. What is the probability that the mean time spent per customer is less than 3 minutes.

Why do interests rates on loans to be lower in a weak economy than in a strong one

Which expressions are equivalent to k/2 choose 2 answers: a k-2 b 2/k c 1/2k d k/2 e k+k

Questions 7-8. use the following table to answer. year 2006 2007 2008 2009 2010 2011 2012 2013 cpi 201.6 207.342 215.303 214.537 218.056 224.939 229.594 232.957 7. suppose you bought a house in 2006 for $120,000. use the table above to calculate the 2013 value adjusted for inflation. (round to the nearest whole number) 8. suppose you bought a house in 2013 for $90,000. use the table above to calculate the 2006 value adjusted for inflation. (round to the nearest whole number)