Question: A variable is normally distributed with mean 0 and standard deviation 3. a. Determine and interpret the quartiles of the variable. b. Obtain and interpret

A variable is normally distributed with mean 0 and standard deviation 3.

a. Determine and interpret the quartiles of the variable.

b. Obtain and interpret the second decile.

c. Find the value that 23% 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 0.75 and two outside areas of 0.125. Interpret your answer.

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