Stats Test Review

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

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

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

• 68%
• 34%
• 17%
• 50%

Tags

CCSS.HSS.ID.A.4

CCSS.HSS.ID.A.1

What is the area under the curve between z = 0 and z = 1.45?

• .9265
• .4265
• .4500
• .5000

Tags

CCSS.HSS.ID.A.4

What is the area under the curve to the left of z = 0.55 ?

• .2912
• .5500
• .9394
• .7088

Pat and Chris both took a spatial abilities test (mean = 80, std. dev. = 8).  Pat scores a 76 and Chris scored a 94.  What percent of individuals would score between Pat and Chris? 

• 26.8%
• 96%
• 65.1%
• 4%

Tags

CCSS.HSS.ID.A.4

Calculate the z score of your value if the mean is 75, your score is 90 and the standard deviation is 4.5

• -3.33
• 3.33
• 0.78
• -0.78

What is the MEDIAN of this data set?

3 , 17 , 17 , 11 , 8 , 13 , 5 , 18

• 11

• 12

• 13

• 17

What is the MEAN of this data set?

3 , 17 , 17 , 11 , 8 , 13 , 5 , 18

• 11

• 11.5

• 12

• 13

What is the MODE of this data set?

3 , 17 , 17 , 11 , 8 , 13 , 5 , 18

• 11

• 12

• 13

• 17