Statistics CP Virtual Quarterly Review

According to the empirical rule, _____% of the data falls 2 standard deviations away from the mean.

Tags

CCSS.HSS.ID.A.4

According to the empirical rule, _____% of the data falls 3 standard deviations away from the mean.

Tags

CCSS.HSS.ID.A.4

According to the empirical rule, _____% of the data falls 1 standard deviation away from the mean.

Tags

CCSS.HSS.ID.A.4

If you are asked to record the amount of time it takes you to get from the East Wing to the Central Wing, then you are being asked to record a...

• Quantitative Variable

• Categorical Variable

You are told that a distribution has a tail to the left. Thus, your distribution is...

• Right Skewed

• Symmetric

• Uniform

• Left Skewed

Find the proportion of values that fall below z = -1.17.

• .1190

• .1007

• .1210

• .1230

Tags

CCSS.HSS.ID.A.4

Given a data value of 140, make it a z-score. You are told that the mean is 150 with a standard deviation of 5.

• 2.00

• -2.00

• 3.30

• -3.40

Which best describes the mean and median in terms of outliers?

• The mean is not heavily affected by outliers, while the median is.

• Both the mean and median are heavily affected by outliers.

• The mean is heavily affected by outliers, while the median is not.

• The mean and the median are not heavily affected by outliers.

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2

If you are using the mean as your measure of center, which is the most appropriate measure of spread?

• IQR

• Standard Deviation

• Range

• Variance

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2

If you are using the median as your measure of center, which is the most appropriate measure of spread?

• IQR or Range

• Standard Deviation

• Correlation Coefficient

• Variance

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2