3.1 - 1

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

3.1 - 2

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

3.1 - 3

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Calculate the mean

3.1 - 4

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Calculate the mean

3.1 - 5

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Create a column of each value minus the mean

µ = 24

3.1 - 6

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Create a column of each value minus the mean

µ = 24

x µ x - µ (x - µ)2

181919252835

3.1 - 7

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Create a column of each value minus the mean

µ = 24

x µ x - µ (x - µ)2

181919252835

242424242424

3.1 - 8

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Create a column of each value minus the mean

µ = 24

x µ x - µ (x - µ)2

181919252835

18-24242424242424

3.1 - 9

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Create a column of each value minus the mean

µ = 24

x µ x - µ (x - µ)2

181919252835

242424242424

-6

3.1 - 10

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Create a column of each value minus the mean

µ = 24

x µ x - µ (x - µ)2

181919252835

242424242424

-6-5

3.1 - 11

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Create a column of each value minus the mean

µ = 24

x µ x - µ (x - µ)2

181919252835

242424242424

-6-5-5

3.1 - 12

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Create a column of each value minus the mean

µ = 24

x µ x - µ (x - µ)2

181919252835

242424242424

-6-5-51

3.1 - 13

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Create a column of each value minus the mean

µ = 24

x µ x - µ (x - µ)2

181919252835

242424242424

-6-5-514

3.1 - 14

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Create a column of each value minus the mean

µ = 24

x µ x - µ (x - µ)2

181919252835

242424242424

-6-5-514

-11

3.1 - 15

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Square each deviation from the mean

x µ x - µ (x - µ)2

181919252835

242424242424

-6-5-514

-11

3.1 - 16

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Square each deviation from the mean

x µ x - µ (x - µ)2

181919252835

242424242424

-6-5-514

-11

36

3.1 - 17

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Square each deviation from the mean

x µ x - µ (x - µ)2

181919252835

242424242424

-6-5-514

-11

3625

3.1 - 18

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Square each deviation from the mean

x µ x - µ (x - µ)2

181919252835

242424242424

-6-5-514

-11

362525

3.1 - 19

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Square each deviation from the mean

x µ x - µ (x - µ)2

181919252835

242424242424

-6-5-514

-11

362525

1

3.1 - 20

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Square each deviation from the mean

x µ x - µ (x - µ)2

181919252835

242424242424

-6-5-514

-11

362525

116

3.1 - 21

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Square each deviation from the mean

x µ x - µ (x - µ)2

181919252835

242424242424

-6-5-514

-11

362525

116

121

3.1 - 22

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Sum the squared deviations from the

mean

x µ x - µ (x - µ)2

181919252835

242424242424

-6-5-514

-11

362525

116

121

3.1 - 23

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

Nx

2)(

Sum the squared deviations from the

mean

x µ x - µ (x - µ)2

181919252835

242424242424

-6-5-514

-11

362525

116

121224

3.1 - 24

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

x µ x - µ (x - µ)2

181919252835

242424242424

-6-5-514

-11

362525

116

121224

6224

)( 2

Nx

3.1 - 25

Desk Work 7Find the population standard deviation of the following dataset.

18, 19, 19, 25, 28, 35

x µ x - µ (x - µ)2

181919252835

242424242424

-6-5-514

-11

362525

116

121224 1.6

6224

)( 2

Nx