# Question

The living spaces of all homes in a city have a mean of 2300 square feet and a standard deviation of 500 square feet. Let be the mean living space for a random sample of 25 homes selected from this city. Find the mean and standard deviation of the sampling distribution of

## Answer to relevant Questions

According to a report in The New York Times, bank tellers in the United States earn an average of $25,510 a year (Jessica Silver-Greenberg, The New York Times, April 22, 2012). Suppose that the current distribution of ...The delivery times for all food orders at a fast-food restaurant during the lunch hour are normally distributed with a mean of 7.7 minutes and a standard deviation of 2.1 minutes. Let be the mean delivery time for a random ...According to the American Time Use Survey, Americans watch television on weekdays for an average of 151 minutes per day (Time, July 11, 2011). Suppose that the current distribution of times spent watching television per ...Let x be a continuous random variable that has a distribution skewed to the right with µ = 60 and σ = 10. Assuming n/N < .05, find the probability that the sample mean, , for a random sample of 40 taken from this ...As mentioned in Exercise 7.39, according to the American Time Use Survey, Americans watch television each weekday for an average of 151 minutes (Time, July 11, 2011). Suppose that the current distribution of times spent ...Post your question

0