Variance and Standard Deviation

Variance and Standard Deviation

11th Grade

11 Qs

quiz-placeholder

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Variance and Standard Deviation

Variance and Standard Deviation

Assessment

Quiz

Mathematics

11th Grade

Medium

CCSS
6.SP.A.3, HSS.ID.A.2, 8.EE.A.2

+5

Standards-aligned

Created by

Nour Al Ayash

Used 3+ times

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11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 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

Tags

CCSS.HSS.ID.A.2

CCSS.HSS.ID.A.4

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the variance for the data given:
5, 10, 7, 12, 0, 20, 15, 22, 8, 2

47.47
102.01
52.77
81

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is a measure of variability?

mean
median
mode
standard deviation

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

If the standard deviation of a data set is 4, what is the variance?

2
16
4

Tags

CCSS.6.SP.A.3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does variance represent?

How many different variations are in the data set.

How the population varies compared to the sample.

How spread out each data value is from the mean.

The range, but with a bunch of other stuff going on.

Tags

CCSS.HSS.ID.A.2

CCSS.HSS.ID.A.3

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Before you can begin calculating the variance, you must first:

find the mean

find the median

find the mode

find the range

Tags

CCSS.HSS.ID.A.2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How do you calculate the standard deviation?

Divide the variance by 2.

Its a long process and I can't explain it right now.

Find the mean and multiply it by the variance.

Take the square root of the variance.

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