find a. the mean b. themedian c. the mode d. themidrange 1. for recent years the

Question

find a. the mean     b. themedian   c. the mode   d. themidrange 1. for recent years the worth in billions of gollars of asample of the 10 wealthiest people under the age of 60 isshown: 14   12   48   20   18   18   12.6   10.4   7.3   5.3 2.   the worth of a sample of 10 of thewealthiest people age 60 and over is shown: 41.0   13.7   10.0   18.0   11.3   7.6   7   18   20   60 based on the average can you conclude that those 60 years oldand over have a higher net worth? find a. the mean     b. themedian   c. the mode   d. themidrange 1. for recent years the worth in billions of gollars of asample of the 10 wealthiest people under the age of 60 isshown: 14   12   48   20   18   18   12.6   10.4   7.3   5.3 2.   the worth of a sample of 10 of thewealthiest people age 60 and over is shown: 41.0   13.7   10.0   18.0   11.3   7.6   7   18   20   60 based on the average can you conclude that those 60 years oldand over have a higher net worth?

Explanation / Answer

(1) (a) mean =16.56 (b) media=13.3 (c) the mode = 18 (d) the midrange =(48-5.3)/2 = 21.35 (2) Since the sample size is only 10(not large), we can notconclude that those 60 years old and over have a higher networth.

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