6.04 WarmUp - Quiz Prep

If this is the graph of data normally distributed with a mean of 30 and a standard deviation of 5, what label (number) is written at the blue circle?

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CCSS.HSS.ID.A.4

If this is the graph of data normally distributed with a mean of 30 and a standard deviation of 5, what label (number) is written at the blue circle?

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CCSS.HSS.ID.A.4

What is the the total area under the standard normal distribution curve?

Which best describes the shaded part of this standard normal distribution?

• The data that is one or higher.

• The data that is one or more standard deviations above the mean.

• The data that is between 1 and 3.

• The data that is greater than the mean.

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CCSS.HSS.ID.A.4

The mean amount natural gas produced in a week at a company is 6.4 kL with a standard deviation of 1.5 kL.  

In what percent of weeks would you expect to produce less than 5 kL?

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CCSS.HSS.ID.A.4

The mean amount natural gas produced in a week at a company is 6.4 kL with a standard deviation of 1.5 kL.  

In what percent of weeks would you expect to produce more than 7 kL?

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CCSS.HSS.ID.A.4

The 40-Yard Dash times for a soccer team are found to be normally distributed with a mean of 5.2 seconds and a standard deviation of 0.3 seconds.  What is the z-score for a player who runs a time of 5.6 seconds?

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CCSS.HSS.ID.A.4

A data set has a mean of 290 and a standard deviation of 20. Calculate the z-score for 265.

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Look at the normal distribution.

What is the value of the mean?

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CCSS.6.SP.A.3

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CCSS.HSS.ID.A.4