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A survey asked a random sample students if they estimated they spent more or less than an hour a day on social media.Social MediaMoreLess7th grade12148th grade2026What percent of the 8th graders estimated they spend more than an hour a day on social media? Round your answer to the nearest whole number percent.

A survey asked a random sample students if they estimated they spent more or less-example-1

1 Answer

3 votes

Solution

Step 1:

Total number of 8th graders students = 20 + 26 + 12 + 14 = 72

Step 2:

Number that spends less than an hour = 20

Number that spends more than an hour = 26

Step 3:


\begin{gathered} Percentag\text{e of eight graders that spends more than an hour} \\ =\text{ }(20)/(72)*\text{ 100 \% = 28\%} \end{gathered}

Final answer

28%

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