Consider a Poisson Distribution with an Average of 3 Customers

question 3

Multiple Choice

Consider a Poisson distribution with an average of 3 customers per minute at the local grocery store: Consider a Poisson distribution with an average of 3 customers per minute at the local grocery store.If X = the number of arrivals per minute,find the standard deviation of X.

• A)3
• B)9
• C)1.5
• D)1.7

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Definitions:

Faculty Members

Individuals who are members of the teaching or academic staff at an educational institution.

Mean

The arithmetic average of a set of numbers, calculated by adding all the numbers in the set and dividing by the count of those numbers.

Caffeinated Beverages

Drinks that contain caffeine, a stimulant, which can temporarily ward off drowsiness and restore alertness.

Wilcoxon Signed Rank Test

A statistical test without assumption of underlying data distribution, designed to evaluate differences in the mean ranks of two paired samples, matched observations, or repeated measures within the same sample to determine variations in their population means.