For the Past 50 Days, Daily Sales of Laundry Detergent $$\begin{array} { c c } \text { Units Sold } & \text { Number of Times } \\\hline 30 & 8 \\40 & 12 \\50 & 15 \\60 & 10 \\70 & 5\end{array}$$

question 26

Essay

For the past 50 days, daily sales of laundry detergent in a large grocery store have been recorded (to the nearest 10). $$\begin{array} { c c } \text { Units Sold } & \text { Number of Times } \\\hline 30 & 8 \\40 & 12 \\50 & 15 \\60 & 10 \\70 & 5\end{array}$$
a.Determine the relative frequency for each number of units sold.
b.Suppose that the following random numbers were obtained using Excel:
.12
.96
.53
.80
.95
.10
.40
.45
.77
.29
Use these random numbers to simulate 10 days of sales.

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Definitions:

Vocalis

The muscle located within the vocal folds that adjusts tension, playing a key role in producing speech sounds by controlling pitch and tone.

Masseter

A facial muscle that plays a major role in the chewing process by elevating the mandible (jawbone).

Zygomaticus Major

A facial muscle that draws the angle of the mouth upward and outward, primarily involved in smiling.

Crow's Feet

Fine lines or wrinkles that form around the outer corners of the eyes, often associated with aging or frequent exposure to sunlight.