Question

question a random sample of students was surveyed and asked to list their grade level and what movie genre they prefer. results are shown in the table below. movie genre 6th grade 18 17 10 7th grade 10 17 15 8th grade 11 10 16 what percent of the 8th graders prefer comedies? round your answer to the nearest tenth of a percent.

Explanation:

Step1: Find total 8th - graders

Add the number of 8th - graders in each genre: $11 + 10+16=37$.

Step2: Find number of 8th - graders who prefer comedies

The number of 8th - graders who prefer comedies is 10.

Step3: Calculate the percentage

Use the formula $\text{Percentage}=\frac{\text{Number of 8th - graders who prefer comedies}}{\text{Total number of 8th - graders}}\times100\%$. So, $\frac{10}{37}\times 100\%\approx 27.0\%$.

Answer:

$27.0$