Z-Score Practice 2

Z-Score Practice 2

10th Grade

10 Qs

quiz-placeholder

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Z-Score Practice 2

Z-Score Practice 2

Assessment

Quiz

Mathematics

10th Grade

Medium

Created by

Emily Smith

Used 2+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Find the Z-score.

Mean = 22

Standard Deviation: 3.1

x = 29

2.26

16.45

-2.26

1.26

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Find the Z-score.

Mean = 21

Standard Deviation: 1.3

x = 22

0.77

5.33

1.07

1.26

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Find the Z-score.

Mean = 27

Standard Deviation: 1.4

x = 11

-11.43

7.85

-2.33

4.16

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Steve took his math test and scored an 88. If the class average was a 78 with a standard deviation of 5, what percent of students earned a grade that was higher than Steve's grade?

97.5%

93%

5%

2.5%

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

It means you did better than zero people.

It means you scored the same grade as the average grade.

It means you earned a zero on the quiz.

It means the average score was a zero.

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Use the image of the normal graph provided. What percent of values are less than 46?

16%

84%

46%

12.5%

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

15.87%

15.39%

9.68%

84.61%

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