Impact on Data - Spicy

The table shows the points Lily earned on 5 math tests.

She earned 82 points on test 6. Which statement is true about the mean and median number of points Lily earned on all 6 tests compared to the mean and median number of points on the first 5 tests?

• The mean and median remained the same.

• The mean increased and the median decreased.

• The mean remained the same and the median increased.

• The mean remained the same and the median decreased.

Tags

7.4.1.2

The mean of a set of 4 points of data is 62. The value 40 is removed from the existing data. What happens to the mean?

• It does not change.

• It decreases.

• It increases.

• There is not enough information to determine this.

Tags

7.4.1.2

The mean of a set of 5 points of data is 25. The value 25 is removed from the existing data. What happens to the mean?

• It increases.

• It decreases.

• It remains the same.

• Not enough information to answer.

Tags

7.4.1.2

The number 12 is added to the data set:

22, 9, 3, 24, 21

Which statement is true about the mean and median number for the set of 6 numbers compared to the set of 5 numbers?

• The mean and median both decreased.

• The mean increased and the median decreased.

• The mean remained the same and the median decreased.

Tags

7.4.1.2

The number 29 is added to the data set:

21, 34, 1, 27, 38

Which statement is true about the mean and median number for the set of 6 numbers compared to the set of 5 numbers?

• The mean and median both decreased.

• The mean increased and the median decreased.

• The mean remained the same and the median decreased.

• The mean and the median both increased.

Tags

7.4.1.2

The mean of a set of 6 points of data is 21. The value 24 is removed from the existing data. What happens to the mean?

• It increases.

• It decreases.

• It remains the same.

• Not enough information to answer.

Tags

7.4.1.2

The mean of a set of 6 points of data is 12. The value 10 is removed from the existing data. What happens to the mean?

• It increases.

• It decreases.

• It remains the same.

• Not enough information to answer.

Tags

7.4.1.2

The mean of a set of 5 points of data is 12. The value 10 is added to the existing data. What happens to the mean?

• It increases.

• It decreases.

• It remains the same.

• Not enough information to answer.

Tags

7.4.1.2

The number 35 is added to the data set:

31, 38, 35, 36, 3

Which statement is true about the mean and median number for the set of 6 numbers compared to the set of 5 numbers?

• The mean and median both increased.

• The mean increased and the median remained the same.

• The mean remained the same and the median decreased.

• The mean decreased and the median remained the same.

Tags

7.4.1.2

The number 35 is added to the data set:

38, 16, 37, 29

Which statement is true about the mean and median number for the set of 6 numbers compared to the set of 5 numbers?

• The mean and median both increased.

• The mean decreased and the median remained the same.

• The mean increased and the median decreased.

• The mean decreased and the median remained the same.

Tags

7.4.1.2