The Number of No-Shows Each Day for Dinner Reservations at the Cottonwood

question 143

True/False

The number of no-shows each day for dinner reservations at the Cottonwood Grille is a discrete random variable with the following probability distribution: Based on this information, the standard deviation for the number of no-shows is about 0.36 customers.

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Definitions:

Social Science

A branch of science that deals with the institutions and functioning of human society and the interpersonal relationships of individuals as members of society.

Objective Methods

Approaches or techniques based on unbiased observations and measurements in research or practice, devoid of personal feelings or opinions.

Congruency

The state or quality of agreeing, being compatible or consistent.

Biased Sample

A nonrepresentative sample.