Following are the prices, in dollars, of a sample of 20 air conditioners.
Can you conclude that the median price differs from $300? Use a = 0.01 level of significance.
Answer to relevant QuestionsDescribe the difference between a stratified sample and a cluster sample. Royalty and presidents: For the data in Exercises 8 and 10: a. Construct a back- to- back stem- and- leaf plot. b. Construct a back- to- back stem- and- leaf plot with split stems. c. Which plot do you think is more ...More freshmen: For the data in Exercise 6: a. Construct a frequency polygon. b. Construct a relative frequency polygon. c. Construct a frequency o give. d. Construct a relative frequency o give. The owner of a restaurant believes that she serves the same number of customers on Mondays as on Tuesdays. For twelve weeks she counts the number of customers who come in on Monday and on Tuesday, with the following ...A woman who has moved into a new house is trying to determine which of two routes to work has the shorter driving time. Times in minutes for 12 trips on route a and 10 trips on route B are presented below. Can you conclude ...
Post your question