Find the indicated area under the curve of the standard normal distribution; then convert it to...

Question

Question

Find the indicated area under the curve of the standard normal distribution; then convert it to a percentage and fill in the blank.

About ______% of the area is between z equals minus 1 and z equals 1 (or within 1 standard deviation of the mean).

Answer 1

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Answer #1

68.2 7%

this area can be find out with the help of normal distribution table or Z table

first of all we will find out area below 1

then we will find out area below -1

after subtracting we get 0.6 827

hence answer is 68.2 7%

Answer 2

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