A survey Was contacted to determine the favorite snack food at 300 shoppers at a grocery store. The circle graph shows the resul
ts of the survey. how many shoppers chose cookies as if it was their favorite snack food?
1 answer:
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Answer:
The standard deviation for the income of super shoppers is 76.12.
Step-by-step explanation:
The formula to compute the standard deviation for the grouped data probability distribution is:
Here,
<em>x</em> = midpoints
Consider the Excel table attached below.
The mean is:
Compute the standard deviation as follows:
Thus, the standard deviation for the income of super shoppers is 76.12.
