Mathematics, 29.10.2019 05:31 kestegag7162
Acompany maintains three offices in a region, each staffed by two employees. information concerning yearly salaries (1000’s of dollars) is as follows: office 112233 employee 123456 salary 29.7 33.6 30.2 33.6 25.8 29.7 a. suppose two of these employees are randomly selected from among the six (without replacement). determine the sampling distribution of the sample mean salary x. b. suppose one of the three offices is randomly selected. let x1 and x2 denote the salaries of the two employees. determine the sampling distribution of x. c. how does e(x) from parts (a) and (b) compare to the population mean salary m?
Answers: 3
Mathematics, 21.06.2019 15:40, sciencecreation87
Sara needs to take a taxi to get to the movies the taxi charges $4.00 for the first mile and then $2.75 for each mile after that if the total charge is $20.50 then how far was sara’s taxi ride to the movie
Answers: 2
Mathematics, 21.06.2019 19:40, nancy00
Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.
Answers: 1
Acompany maintains three offices in a region, each staffed by two employees. information concerning...
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