# Question

The stock market in France reported strong returns in 2013. The population of stocks earned a mean return of 15.23% in 2013. (Data extracted from The Wall Street Journal, January 2, 2014, p. R5.) Assume that the returns for stocks on the French stock market were distributed as a normal variable, with a mean of 15.23 and a standard deviation of 20. If you selected a random sample of 16 stocks from this population, what is the probability that the sample would have a mean return

a. less than 0 (i. e., a loss)?

b. between - 10 and 10?

c. greater than 10?

a. less than 0 (i. e., a loss)?

b. between - 10 and 10?

c. greater than 10?

## Answer to relevant Questions

The article mentioned in Problem 7.28 reported that the stock market in China had a mean return of 3.17% in 2013. Assume that the returns for stocks on the Chinese stock market were distributed normally, with a mean of 3.17 ...According to a social media blog, time spent on Tumblr, a microblogging platform and social networking website, has a mean of 20 minutes per visit. (Source: “ 2014: The year of Tumblr,” bit. ly/ QwM8ga.) Assume that ...Assuming that the population is normally distributed, construct a 95% confidence interval estimate for the population mean for each of the following samples: Sample A: 1 1 1 1 8 8 8 8 Sample B: 1 2 3 4 5 6 7 8 Explain why ...The file SUV contains the overall MPG of 2014 small SUVs: a. Construct a 95% confidence interval estimate for the population mean MPG of 2014 small SUVs, assuming a nor-mal distribution. b. Interpret the interval ...In a survey of 529 travelers, 386 said that location was very important and 323 said that room quality was very important in choosing a hotel. a. Construct a 95% confidence interval estimate for the population proportion of ...Post your question

0