Salaries of the chief executives. According to the May 2013 National Occupational Employment and Wage Estimates for the United States, the median wage was $45.96 per hour and the mean wage was $53.15 per hour.23 What explains the difference between these two measures of center?

Name: ID: B 14. Is the sample mean, calculated from a random sample, an unbiased estimator of the population mean? Explain.

A congressperson wants to come up with a single value to describe the prices of homes in their district. However, their district consists of a few homes that are extremely expensive compared to the others. Which descriptive statistic should they use? a. Range b. Mode c. Median d. Mean

Explain the meaning of the specified term. Sample data

b. The offensive line of a football team is larger than in previous years. The program will list a statistic to show this fact. Mean Median Mode ►

Please answers questions a through d. Thank you!

Use the technology of your choice to obtain the measures of center that are appropriate from among the mean, median, and mode. Discuss your results and decide which measure of center is most appropriate. Provide a reason for your answer.  High School Completion. As reported by the U.S. Census Bureau in Educational Attainment in the United States, the percentage of adults in each state and the District of Columbia who have completed high school is provided on the WeissStats site.

The National Assessment of Educational Progress (NAEP) includes a mathematics test for eighth-grade students. Scores on the test range from 0 to 500. Demonstrating the ability to use the mean to solve a problem is an example of the skills and knowledge associated with performance at the Basic level. An example of the knowledge and skills associated with the Proficient level is being able to read and interpret a stem-and-leaf plot. In 2019, 147,400 eighth-graders were in the NAEP sample for the mathematics test. The mean mathematics score was x = 282. We want to estimate the mean score u in the population of all eighth-graders. Consider the NAEP sample as an 40. SRS from a Normal population with standard deviation o = O Macmillan Learning Information about the NAEP test can be found online at https://www.nationsreportcard.gov. If we take many samples, the sample mean varies from sample to sample according to a Normal distribution with mean equal to the unknown mean score u in the…

What is the median value of  1.8, 7.4, 27.5, 54.8, 8.5 ?

Cris Turlock owns and manages a small business in San Francisco, California. The business provides breakfast and brunch food, via carts parked along sidewalks, to people in the business district of the city. Being an experienced businessperson, Cris provides incentives for the four salespeople operating the food carts. This year, she plans to offer monetary bonuses to her salespeople based on their individual mean daily sales. Below is a chart giving a summary of the information that Cris has to work with. (A "sample" is a collection of daily sales figures, in dollars, from this past year for a particular salesperson.)   Groups Sample size Sample mean Sample variance Salesperson 1 143 204.8 2382.8 Salesperson 2 97 209.9 2501.3 Salesperson 3 53 218.3 2461.6 Salesperson 4 95 205.8 2373.9