# Find ? such that the proportion of observations that are less than ? in a standard normal distribution is 0.25. (Enter your answer rounded to two decimal places.)Find ? such that 25% of all observations from a standard normal distribution are greater than ?. (Enter your answer rounded to two decimal places.)

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Find ? such that the proportion of observations that are less than ? in a standard normal distribution is 0.25. (Enter your answer rounded to two decimal places.)

Find ? such that 25% of all observations from a standard normal distribution are greater than ?. (Enter your answer rounded to two decimal places.)

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Step 1

z-left tailed value:

The area left to the particular point in the standard normal distribution is 0.25.

Using the EXCEL function, “=NORM.S.INV(0.25)” the z-critical value i...

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