Standard Units

How should we identify the area under the curve in the following figure?

• from 1 standard deviation to the left of the mean to the end of the curve.

• From the mean to the end of the curve.

• from 1 standard deviation to the left of the mean to the 3 standard deviations to the right of the mean.

• from the mean to 3 standard deviations to the right of the mean.

How should we identify the area under the curve in the following figure?

• From the mean to 2 standard deviations to the right.

• From 3 standard deviations to the left of the mean to 3 standard deviations to the right of the mean.

• From the mean to 2 standard deviations to the left.

• From 2 standard deviations to the left of the mean to 2 standard deviations to the right of the mean.

How should we identify the area under the curve in the following figure?

• From the beginning of the curve to the mean.

• From 3 standard deviations to the left of the mean to 1 standard deviations to the left of the mean.

• From the beginning of the curve to 1 standard deviations to the left of the mean.

• From the beginning of the curve to 1 standard deviations to the right of the mean.

What area under the curve is represented in the figure?

• 95.44%

• 99.72%

• 68.26%

• 100%

How should we identify the area under the curve in the following figure?

• From the beginning of the curve to the mean.

• From 3 standard deviations to the left of the mean to 1 standard deviations to the left of the mean.

• From the beginning of the curve to 1 standard deviations to the left of the mean.

• From 1 standard deviation to the right of the mean to the end of the curve.

How should we identify the area under the curve in the following figure?

• from 1 standard deviation to the left of the mean to the end of the curve.

• From 2 standard deviations to the left of the mean to 2 standard deviations to the right of the mean.

• from 1 standard deviation to the left of the mean to the 3 standard deviations to the right of the mean.

• from the mean to 3 standard deviations to the right of the mean.

How should we identify the area under the curve in the following figure?

• From 1 standard deviation to the left of the mean to 2 standard deviations to the right of the mean.

• From 3 standard deviations to the left of the mean to 3 standard deviations to the right of the mean.

• From the mean to 2 standard deviations to the left.

• From 2 standard deviations to the left of the mean to 2 standard deviations to the right of the mean.

What area under the curve is represented in the figure?

• 95.44%

• 99.72%

• 68.26%

• 100%

What area under the curve is represented in the figure?

• 83.99%

• 84.13%

• 50%

• 97.72%

How should we identify the area under the curve in the following figure?

• from 1 standard deviation to the left of the mean to the end of the curve.

• From the mean to the end of the curve.

• from 1 standard deviation to the left of the mean to the 3 standard deviations to the right of the mean.

• from the mean to 3 standard deviations to the right of the mean.