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A variable is normally distributed with mean 0 and standard

A variable is normally distributed with mean 0 and standard deviation 4.

a. Determine and interpret the quartiles of the variable.

b. Obtain and interpret the second decile.

c. Find the value that 15% of all possible values of the variable exceed.

d. Find the two values that divide the area under the corresponding normal curve into a middle area of 0.80 and two outside areas of 0.10. Interpret your answer.

a. Determine and interpret the quartiles of the variable.

b. Obtain and interpret the second decile.

c. Find the value that 15% of all possible values of the variable exceed.

d. Find the two values that divide the area under the corresponding normal curve into a middle area of 0.80 and two outside areas of 0.10. Interpret your answer.

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