Mean Absolute Deviation, Random Samples quiz

What is another word for average?

• Mean
• Median
• Mode
• Range

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

CCSS.6.SP.A.2

Which of the following is the mean absolute deviation for the set of data?
2.50 3.75 1.25 2.25 3.00

• 3.3
• 0.66
• 2.50
• 2.55

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

CCSS.6.SP.A.2

Find the MAD:
58, 38, 54, 48, 26, 36

• 43
• 20
• 10
• 12

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

What is the mean of this data set?
6, 7, 2, 1, 5, 2, 1, 6

• 24.75
• 3
• 3.7
• 3.8

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

Find the MAD for the following set: 85, 90, 68, 75, 79

• 79.4
• 6.48
• 32.4
• 79

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

Find the MAD of the following data sets: $29, $58, $15, $129, $75, $22

• 196
• 54.7
• 114
• 32.67

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

Find the MAD for the following set: 65, 90, 85, 70, 70, 95, 55

• 12.24
• 75.7
• 85.7
• 40

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

An amusement park recorded the ages of the first ten people to ride a new attraction. The ages were as follows: 11, 34, 16, 18, 22, 30, 18, 20, 15, and 16. What is the mean absolute deviation of this data set? 

• 20
• 5.2
• 18
• 4.8

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

A student surveys mathematics teachers to get their opinion on teaching.  What is the sample?

• All teachers in the world.
• All teachers within the school.
• All mathematics  teachers in the school.
• All teachers except mathematics teachers.

Tags

CCSS.7.SP.A.1

CCSS.7.SP.A.2

Russell randomly surveys seventh-graders in his school and finds that 6 of 30 attend summer camp. If there are 200 seventh-graders in his school, about how many are expected to attend summer camp?

• 40

• 1,000

• 176

• There is not enough information to answer.

Tags

CCSS.6.RP.A.3B