a. The population mean height of the five players is  . b. Find the sample means for samples of size 2. A, B: x¯ =  . A, C: x¯ =  . A, D: x¯ =  . A, E: x¯x=  . B, C: x¯ =  . B, D: x¯=  . B, E: x¯ =  . C, D: x¯=  . C, E: x¯ =  . D, E: x¯ =  . c. Find the mean of all sample means from above: x¯ =  . The answers from parts (a) and (c) A. if they are equal it is only a coincidence. B. should always be equal C. are not equal

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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 The following table provides the starting players of a basketball team and their heights

Player A B C D E
Height (in.) 75 76 77 80 84

a. The population mean height of the five players is  .

b. Find the sample means for samples of size 2.
A, B: x¯ =  .
A, C: x¯ =  .
A, D: x¯ =  .
A, E: x¯x=  .
B, C: x¯ =  .
B, D: x¯=  .
B, E: x¯ =  .
C, D: x¯=  .
C, E: x¯ =  .
D, E: x¯ =  .

c. Find the mean of all sample means from above:
x¯ =  .

The answers from parts (a) and (c)

A. if they are equal it is only a coincidence.
B. should always be equal
C. are not equal

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