Question

question a survey asked a random sample students if they estimated they spent more or less than an hour a day on social media. social media more less total 7th grade 24 12 36 8th grade 16 24 40 total 40 36 76 what percent of the 7th graders estimated they spend more than an hour a day on social media? round your answer to the nearest whole number percent. answer attempt 1 out of 2 % submit answer

Explanation:

Step1: Identify relevant values

The number of 7 - th graders who spend more than an hour on social - media is 24, and the total number of 7 - th graders is 36.

Step2: Calculate the percentage

The formula for percentage is $\frac{\text{part}}{\text{whole}}\times100\%$. So the percentage is $\frac{24}{36}\times100\%$.
$\frac{24}{36}\times100\%=\frac{2}{3}\times100\%\approx 67\%$

Answer:

67%