Question

statistics and relative frequency. the survey. some students were surveyed to find their favorite after - school activity. the results of the survey are shown here. 18 girls and 9 boys said playing sports was their favorite activity. 9 girls and 2 boys said reading was their favorite activity. * 13 girls and 9 boys said hanging out with friends was their favorite activity. (a) complete the frequency table to show the number of boys and girls who chose each activity. results of after - school activity survey. sports. reading. friends. boys. girls. total. total.

Explanation:

Step1: Calculate number of students for sports

For sports, 18 girls and 9 boys. So number of girls for sports is 18, number of boys is 9, and total is $18 + 9=27$.

Step2: Calculate number of students for reading

For reading, 9 girls and 2 boys. So number of girls for reading is 9, number of boys is 2, and total is $9 + 2 = 11$.

Step3: Calculate number of students for hanging - out with friends

For hanging - out with friends, 13 girls and 9 boys. So number of girls is 13, number of boys is 9, and total is $13+9 = 22$.

Step4: Calculate total number of girls

Total number of girls is $18 + 9+13=40$.

Step5: Calculate total number of boys

Total number of boys is $9 + 2+9 = 20$.

Step6: Calculate total number of students

Total number of students is $40 + 20=60$.

Activity	Girls	Boys	Total
Reading	9	2	11
Friends	13	9	22
Total	40	20	60

Answer:

Activity	Girls	Boys	Total
Reading	9	2	11
Friends	13	9	22
Total	40	20	60