Sample Standard Deviation

What does this formula do?

• Calculates Standard Deviation

• Checks if the samples are independent

• Checks Normality

• Calculates Probabilitie

Select the correct description

• Standard Deviation of the Sampling Distribution of Sample Means

• Standard Deviation

• Population Standard Deviation

• Sample Standard Deviation

The following symbol represents what?

• the sample mean

• the population mean

• the sample standard deviation

• the population standard deviation

• the sample size

The ____________ is equal to the standard deviation squared.

• standard deviation

• range

• variance

• maximum value

According to the picture, what is the standard deviation of the data set?

• 6.3

• 44

• 3.6

• 3.3

Which statistics measures how spread out the data values are in a data set?

• mean

• mode

• maximum value

• standard deviation

According to the Empirical Rule, what percentage of data values lie within ONE standard deviation of the mean?

• 68%

• 95%

• 99.7%

• 100%

According to the Empirical Rule, what percentage of data values lie within TWO standard deviation of the mean?

• 68%

• 95%

• 99.7%

• 100%

According to the picture, what is the mean of the data set?

• 6.3

• 44

• 3.6

• 3.3

According to the Empirical Rule, what percentage of data values lie within THREE standard deviation of the mean?

• 68%

• 95%

• 99.7%

• 100%