Question

The following table shows the data collected from 2 random samples of 100 students from an after-school club regarding their favorite outdoor activity:

Sample Swimming Movies Picnics Total
1 60 30 10 100
2 80 15 5 100

Which of the following observations can be made about the number of students in the club who prefer swimming?It is more than the number of students who prefer movies and picnics combined.

It is less than the number of students who prefer movies and picnics combined.

It is equal to the number of students who prefer watching movies.

It is less than the number of students who prefer watching movies.

Answer 1

[AI-generated answer — Bot GPT 3.5]

The observation that can be made about the number of students in the club who prefer swimming is:

It is more than the number of students who prefer movies and picnics combined.

From the data provided, in sample 1 there are 30 students who prefer movies and 10 who prefer picnics, totaling 40 students. In sample 2, there are 15 students who prefer movies and 5 who prefer picnics, totaling 20 students. Therefore, the total number of students who prefer movies and picnics combined is 40 + 20 = 60, which is less than both the number of students who prefer swimming in sample 1 (60) and sample 2 (80).