6th grade statistics review

Alexandra worked 5 hours on Monday, 4.5 hours on Tuesday, and 2.5 hours on Wednesday. Which is closest to the mean number of hours she worked over the three-day period?

• 3 hrs

• 4 hrs

• 5 hrs

• 6 hrs

Tags

CCSS.6.NS.B.2

CCSS.6.NS.B.3

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Alexandra worked 5 hours on Monday, 4.5 hours on Tuesday, and 2.5 hours on Wednesday. Which is closest to the mean number of hours she worked over the three-day period? What is the mean absolute for Alexandra's hours

• 1

• 2

• 3

• 4

Tags

CCSS.6.SP.B.5C

What is the median of the data represented in the box plot?

• 60

• 70

• 80

• 90

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

What is the median of the data represented in the line plot?

• 1

• 1.5

• 2

• 2.5

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

If a is a positive number, what is the mean of the data: 2a, 3a, 3a, 8a

• 2a

• 3a

• 4a

• 16a

Tags

CCSS.6.SP.B.5C

What is the median for the data set?

• 6.0

• 6.25

• 6.6

• 6.9

Tags

CCSS.6.SP.B.5C

What is the mean of the data set?

• 6.

• 6.6

• 8

• 52.8

Tags

CCSS.6.SP.B.5C

What is the mean absolute deviation of the data?

• 2.875

• 3

• 6.6

• 23

Tags

CCSS.6.SP.B.5C

For the data set, which of the following measures is greatest? {3, 3, 4, 5, 6, 8, 16, 20}

• mean

• median

• range

• mode

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2

The histogram shows the number of video games members of three classes play each week. How many more students play 18-23 games than play 0-5 games?

• 10

• 15

• 20

• 25

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1