Math 7 Unit 8 Pre-Test

Select ALL the numbers that represent point A.

• 0.75

Students did push-ups for a fitness test. Their goal was 20 push-ups. Determine the percentage of the goal the student achieved.

Elena did 16 push-ups.

Students did push-ups for a fitness test. Their goal was 20 push-ups. Determine the percentage of the goal the student achieved.

Jada did 42 push-ups.

Students did push-ups for a fitness test. Their goal was 20 push-ups. Determine the percentage of the goal the student achieved.

Lin did 13 push-ups.

Students did push-ups for a fitness test. Their goal was 20 push-ups. Determine the percentage of the goal the student achieved.

Andre did 21 push-ups.

Andre surveyed a random sample of 20 students and found that 13 of them were in favor of having school start one hour later. The school has 250 students. Choose an estimate for the number of students in the school who are in favor of having school start one hour later.

• 240

• 16

• 163

• 201

Andre surveyed a random sample of 20 students and found that 13 of them were in favor of having school start one hour later. Do you think it would be surprising if 150 students out of 250 were in favor?

• Yes

• No

Andre surveyed a random sample of 20 students and found that 13 of them were in favor of having school start one hour later. Do you think it would be surprising if 100 students out of 250 were in favor?

• Yes.

• No.

Select ALL the measures of variability or spread.

• mean

• IQR (interquartile range)

• MAD (mean absolute deviation)

• range

Ten students each attempted 10 free throws. This list shows how many free throws each student made.

8, 5, 6, 6, 4, 9, 7, 6, 5, 9

What is the median number of free throws made?

• 5

• 6

• 8

• 7