Stats Review

All of the below sets have the same mean.
Set 1-Standard Deviation=3.1
Set 2-Standard Deviation=4.9
Set 3-Standard Deviation=1.7
Set 4-Standard Deviation=3.2
Which set of data probably has the points closest to the mean?

• 1
• 2
• 3
• 4

All of the below sets have the same mean.

Set 1-Standard Deviation=3.1

Set 2-Standard Deviation=4.9

Set 3-Standard Deviation=1.7

Set 4-Standard Deviation=3.2

Which set of data probably has the points furthest to the mean?

• 1
• 2
• 3
• 4

If a bowler needs to hit exactly 6 pins, which bowler is more reliable to hit that number?

• Bowler A
• Bowler B
• Both
• Neither

If a ball needs to be hit exactly 300 ft, which batter is more reliable to hit that distance?

• Batter A
• Batter B
• Both
• Neither

The number of miles that Jenna cycled each week for a 7-week period is shown: 

28, 31, 36, 36, 42, 48, 52
What is the median number of miles Jenna cycled?

• 24
• 36
• 39
• 52

Tags

CCSS.6.SP.B.5C

This data is normally distributed.  What percent of the data is in the shaded region?

• 68%
• 95%
• 99.7%
• 50%

Tags

CCSS.HSS.ID.A.4

Find the z-score value corresponding if the location is below the mean by 2 standard deviations

• +2.00

• -2.00

• +1.25

• -1.00

A data set has a mean of 20 and a standard deviation of 3. Calculate the z-score for 23.

• 298

• 296

• 220

• 380

Tags

CCSS.HSS.ID.A.4

Use the image of the normal graph provided. What is the value of the mean?

• 6

• 34

• 52

• 70

Tags

CCSS.6.SP.A.3