1.Describe the measures of central tendency. Under what condition(s) should each one be used?
2.Last year, 12 employees from a computer company retired. Their ages at retirement are listed below. First, create a stem plot for the data. Next, find the mean retirement age. Round to the nearest year.55 77 64 77 69 63 62 64 85 64 56 59551561591621631643691772851
3.A retail store manager kept track of the number of car magazines sold each week over a 10-weekperiod. The results are shown below.27 30 21 62 28 18 23 22 26 28a.Find the mean, median, and mode of newspapers sold over the 10-week period.