Measures of Central Tendency

What is the mean of a data set?

• The middle number

• The sum of the numbers divided by the number of numbers

• The number that occurs the most often

• The distance from the smallest to the largest number

Tags

CCSS.6.SP.B.5C

Casandra counted the M&M's in 7 different bags and found the following number of M&M's in each bag:

5, 3, 2, 6, 5, 2, 5

What is the mean number of candies in a bag?

• 4 M&M's

• 5 M&M's

• 3 M&M's

• 2 M&M's

Tags

CCSS.6.SP.B.5C

What is the FIRST thing you should do when finding the median?

• Find the middle number

• Add up the digits

• Order from least to greatest.

• Subtract the smallest from the largest

Tags

CCSS.6.SP.B.5C

Ford measured the gas mileage in one of their pickups. They found the following data.

24, 12, 10, 15, 10, 22, 12

What is the median miles per gallon for the pickup?

• 13 MPG

• 14 MPG

• 15 MPG

• 12 MPG

Tags

CCSS.6.SP.B.5C

Mr. E has 17 students in his first block, 0 students in his second block, 19 students in his third block, and 18 students in his fourth block. What is the mode for the number of students?

• 17

• 17.5

• NONE

• 13.5

Tags

CCSS.6.SP.B.5C

Fredericka scored 75%, 63%, 82%, and 80% on four test. What score does she need on the next test for her average grade to be 78%?

• 57%

• 90%

• 77.5%

• 12%

Tags

CCSS.6.SP.B.5C

Juan took four 10 point tests and scored an average of 6. If he took a fifth test and scored an 8, how would that affect his mean score?

• It would decrease

• It would increase

• It would remain the same

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Rita is accepting donations. So far she has collected $5, $25, $3, $2, $6, $8, $7, and $5.

Which measure of central tendency best describes the data?

• Mean

• Median

• Mode

• Range

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2

Penelope spent the following hours of time on homework Monday through Friday.

3, 7, 8, and 4.

How many hours would she need to work to have a median of 5 hours spent on homework for the week.

• 4

• 3

• 5

• 6

Tags

CCSS.6.SP.B.5C

The temperature for a week in July had highs of 76, 84, 83, 91. What will happen to the mean if the temperature the next day is 76?

• It will increase by 1.5

• It will increase by 3

• It will decrease by 1.5

• It will decrease by 3

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5