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Firdavs [7]
3 years ago
14

The percentage of students in school that attended the talent show for the years 2008 to 2013 are shown. This year, the school h

as a total of 400 students. How many students do you expect to attend the talent show this year? Explain how you found your answer.
PLEASE I NEED HELP ITS URGENT
Mathematics
1 answer:
Elodia [21]3 years ago
7 0

Answer:

352 students

Step-by-step explanation:

Given

See attachment for table

n = 400

Required

Attendance of students in this year's show

First, we calculate the mean of the table

Mean= \frac{\sum x}{n}

So, we have:

Mean= \frac{85\% + 91\% + 92\% + 87\% +84\% + 89\%}{6}

Mean= \frac{528\%}{6}

Mean= 88\%}

Multiply the mean by the total students

Expected = Mean * n

Expected = 88\% * 400

Expected = 352

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The number line that represent the solution set will be:

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