Normal Deviation

According to the normal distribution, what percentage of data falls within 1 standard deviation?

• 25%

• 68%

• 95%

• 99.7%

According to the normal distribution, how much of the data falls within 3 standard deviations?

• 25%

• 68%

• 95%

• 99.7%

What is the standard deviation of this distribution? (how far is it from the mean to the first stdev line?)

• 1010

• 20

• 60

• 40

This data is normally distributed.  What percent of the data is in the shaded region?

• 68%

• 95%

• 99.7%

• 50%

Which player weight below would be somewhere between 2 and 3 standard deviations above the mean?

• 180

• 200

• 250

• 275

What is the standard deviation on this Normal Curve?

• 6

• 12

• 34

• 18

What is the standard deviation of this Normal model shown?

• 150

• 60

• 240

• 30

Which distribution has the smallest standard deviation?

• red

• yellow

• green

• blue

• they are all the same

What does this symbol represent?

• Standard Deviation

• Variance

• mean

• Interquartile Range

Which normal distribution has the lowest standard deviation?

• Green

• Orange

• Blue