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X P(X)
10 0. 2
20 0. 35
30 0. 28
40 0. 17
Find the mean of the above probability distribution. You must show how to calculate this for full credit. Find the standard deviation of the above probability distribution. You must show how to calculate this for full credit.
Answers: 1
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Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?
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X P(X)
10 0. 2
20 0. 35
30 0. 28
40 0. 17
Find the mean of the above...
20 0. 35
30 0. 28
40 0. 17
Find the mean of the above...
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