Question
Coffee with Meals A researcher wishes to determine the number of cups of coffee a customer drinks with an evening meal at a restaurant. X
Coffee with Meals A researcher wishes to determine the number of cups of coffee a customer drinks with an evening meal at a restaurant.
| X | 0 | 1 | 2 | 3 | 4 |
|---|---|---|---|---|---|
| PX | 0.20 | 0.32 | 0.43 | 0.02 | 0.03 |
Find the standard deviation. Round the answer to two decimal places as needed.
| Standard deviation:= |
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Essentials Of Measure Theory
Authors: Carlos S Kubrusly
1st Edition
3319225065, 9783319225067
