Henri conducts an experiment to determine who likes peanut butter more: boys or girls. He has 25 girls and 25 boys taste some peanut butter and then rate it on a scale of 1 - 10 with 1 being cannot stand and 10 being tastes delicious.
He finds that the girls had a mean of 7 with a range of 9 and the boys had a mean of 8 with a range of 5. Which statement is true?
Responses
A On average, girls like peanut butter more than boys. On average, girls like peanut butter more than boys.
B The person who rated peanut butter the worst was a boy. The person who rated peanut butter the worst was a boy.
C Girls varied more than boys in how they liked peanut butter.Girls varied more than boys in how they liked peanut butter.
D Half of the boys rated peanut butter a 9 or 10.
3 answers
On average, boys like peanut butter more than girls.
why
The boys had a higher mean rating (8) compared to the girls (7). This suggests that, on average, the boys enjoyed the taste of peanut butter more than the girls did.