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Chrome File Edit View History Bookmarks People Window Help PoliceQuiz com x DCAs work for t x wA a3: Measures x to the x C O CD Responses Mast?dep 15836329 www.webassign.net/web/Student/Assignment-R B My Notes o Ask Your Teacher 1. O-3 points drivers produced the following ages: 3s, 47, 39, 27, 40, so, 44, 41, 47, 30. A random sample of 10 NASCAR (a) Find the mean age for the 10 NASCAR drivers. (b) Find the median age for the 10 NASCAR drivers. (c the mode, if one exists, for age for the 10 NASCAR drivers. there is no mode, enter NONE) d Ask Your Teacher A researcher measures personality for a sample of n so and classifies each person as either Type A, Type B, or Type people c personality. Which measure of central tendency would be appropriate to summarize these measurements the three measures could be used median Ask Your Teacher MacBook Air

Explanation / Answer

a) Mean = total su, of the data / number of data

= (35 + 47 + 39 + 27 + 40 + 50 + 44 + 41 + 47 + 30) / 10

= 400 / 10

= 40

b) Median age - the central data when sorted- here the mean of 5th and 6th data after sorting

                      = (40 + 41 ) / 2

                      = 40.5

c)

Mode = No Mode

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