For a test with a mean score of 81 and a standard deviation of 5, your score is 78. How would you use the z-score formula to find the standardized score, z?

a

b

c

d

78

5

81

-0.6

Tags

CCSS.HSS.ID.A.4

Match the vocabulary word with the definition

• Statistic

• the entire group of individuals

• Population

• numerical value that summarizes a characteristic of a sample

• Sample

• a subset of the entire group of individuals

• Parameter

• numerical value that summarizes a characteristic of the entire population

Tags

CCSS.HSS.IC.B.3

Find the area of the shaded region.

• 16%

• 84%

• 68%

• 34%

Tags

CCSS.HSS.ID.A.4

The average grade on an exam was an 83 with standard deviation of 4 points. Label the bell curve for this scenario.

a

b

c

d

e

f

g

75

87

79

71

83

91

95

Tags

CCSS.HSS.ID.A.4

The z-score represents.....

• the amount of standard deviations a data value is above or below the mean.

• the percentile the data value is above or below the mean.

• the amount of standard deviations a data value is above or below the median.

• the percent the data value is above or below the mean.

The mean GPA of students in a course at UCDavis is 3.2 with a standard deviation of 0.3. What percent of students in the course have a GPA between  2.9 and 3.8? 

• 81.5%

• 47.5%

• 68%

• 95%

Tags

CCSS.HSS.ID.A.4

Which has a horizontal asymptote?

Groups:

(a) Horizontal asymptote

,

(b) Vertical Asymptote

• 
• 

Tags

CCSS.HSF-IF.C.7E

In 2012 there were approximately ​ (a)   sea turtles. This is the ​ (b)   . The number of sea turtles ​ (c)   exponentially. The ​ (d)   is the number of years since 2012 and the ​ (e)   is the number of sea turtles.

• 300
• y-intercept
• decreases
• domain
• range
• increases
• x-intercept
• 330

Tags

CCSS.HSF.LE.A.2

Rewrite log₂8 = 3 in exponential form

Mathematical Equivalence

ON

Tags

CCSS.HSF.BF.B.5