The Number Per Day C of Customers Patronizing a Restaurant

question 23

Multiple Choice

The number per day C of customers patronizing a restaurant ​t days after the grand opening is given by . ​
There are two times when 600 customers per day patronize the restaurant.Find both times.Round your answers to the nearest whole number of days.

• A) There are never 600 customers per day.
• B) and
• C) and
• D) and

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Definitions:

Population mean

The average value of a characteristic within an entire population.

Population standard deviation

A measure of the dispersion or variability within a total population.

Sample median

The midpoint value of a sample data set, where half the numbers are above the median and half are below.

Confidence interval

An extent of values, obtained via sample statistical analysis, seen as likely embracing the unknown value of a population attribute.