TV Viewers The number of televisionviewing hours per
Chapter 2, Problem 56(choose chapter or problem)
TV Viewers The number of televisionviewing hours per household and the primeviewing times are two factors that affect televisionadvertising income. A random sample of 25 householdsin a particular viewing area produced the followingestimates of viewing hours per household:3.0 6.0 7.5 15.0 12.06.5 8.0 4.0 5.5 6.05.0 12.0 1.0 3.5 3.07.5 5.0 10.0 8.0 3.59.0 2.0 6.5 1.0 5.0a. Scan the data and use the range to find anapproximate value for s. Use this value to checkyour calculations in part b b. Calculate the sample mean x and the samplestandard deviation s. Compare s with theapproximate value obtained in part a.c. Find the percentage of the viewing hours perhousehold that falls into the interval x 2s.Compare with the corresponding percentage givenby the Empirical Rule.
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer