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The distribution of the number of chocolate chips ( x ) in a cookie is shown in the following table. x 0 1 2 3
The distribution of the number of chocolate chips (x) in a cookie is shown in the following table.
x | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
---|---|---|---|---|---|---|---|---|---|
P(X = x) | 0.02 | 0.03 | 0.04 | 0.12 | 0.14 | 0.24 | 0.21 | 0.15 | 0.05 |
Find the mean and the variance of the number of chocolate chips in a cookie. (Round your answers to two decimal places.)
mean | _______ chocolate chips |
variance | _______ chocolate chips2 |
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