If the Number of Parking Spots at Urban Grocery Stores $\le$

question 61

Multiple Choice

If the number of parking spots at urban grocery stores is uniformly distributed over the interval 90 to 140, inclusively (90 $\le$ x $\le$ 140) , then the standard deviation of this distribution is approximately __________________.

• A)4.16
• B)50
• C)14.4
• D)7.07
• E)28.2

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Definitions:

Variance

A measure of the dispersion or spread of a set of data points, reflecting how much the data points differ from the mean.

Binomial Experiment

A statistical experiment that fits the binomial distribution; characterized by having a fixed number of trials, distinct outcomes (success or failure), independence, and constant probability of success.

Variance

A measure of the dispersion or spread of a set of values, indicating how much they differ from the average of the set.

Sample Size

The number of observations or data points collected in a sample from a population for analysis.