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Customers in a Bank A bank has a drive-through service.
Chapter 5, Problem 8RE(choose chapter or problem)
QUESTION:
Problem 8RE
Customers in a Bank A bank has a drive-through service. The number of customers arriving during a 15-minute period is distributed as shown Find the mean, variance, and standard deviation for the distribution. (5−2)
Number of customersX |
0 |
1 |
2 |
3 |
4 |
ProbabilityP(X) |
0.12 |
0.20 |
0.31 |
0.25 |
0.12 |
Questions & Answers
QUESTION:
Problem 8RE
Customers in a Bank A bank has a drive-through service. The number of customers arriving during a 15-minute period is distributed as shown Find the mean, variance, and standard deviation for the distribution. (5−2)
Number of customersX |
0 |
1 |
2 |
3 |
4 |
ProbabilityP(X) |
0.12 |
0.20 |
0.31 |
0.25 |
0.12 |
ANSWER: