Math 1 Unit 8 Statistics Review

Math 1 Unit 8 Statistics Review

9th - 12th Grade

18 Qs

quiz-placeholder

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Math 1 Unit 8 Statistics Review

Math 1 Unit 8 Statistics Review

Assessment

Quiz

Mathematics

9th - 12th Grade

Medium

CCSS
7.NS.A.3, 2.MD.D.9

Standards-aligned

Created by

Jessica Lineberger

Used 10+ times

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18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Between what two standard deviations of a normal distribution contain 68% of the data?

one below and one above
two below and two above
two below and zero
zero and two above

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The shelf life of a particular dairy product is normally distributed with a mean of 12 days and a standard deviation of 3 days.

About what percent of the products last between 12 and 15 days?

68%
34%
16%
2.5%

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

434 Company pack coffee in bags marked as 250 g

A large number of packs of coffee were weighed and the mean and standard deviation were calculated as 255 g and 2.5 g respectively.

Assuming this data is normally distributed, what percentage of packs are underweight?

2.5%

3.5%

4%

5%

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The mean July daily rainfall in Hulu Kinta is 10 mm and the standard deviation is 1.5 mm


Assume that this data is normally distributed.

How many days in July would you expect the daily rainfall to be less than 8.5 mm?

5

6

7

10

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Mr Holland gives his class a test. The results are:


34%, 44%, 75%, 21%, 98%, 86%, 71%, 76%, 63%, 55%


How many students scored above the mean percentage?

4

5

6

7

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

After the 3 quizzes, a student’s average grade was 78. In order to get an average of 82, the grade on the fourth quiz must be at least ………..

91

90

94

96

Tags

CCSS.7.NS.A.3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the standard deviation for the data given:

5, 10, 7, 12, 0, 20, 15, 22, 8, 2

6.89

10.1

7.26

9

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