Find the Probability That a Normal Variable Takes Values More $\frac { 1 } { 4 }$

question 135

Multiple Choice

Find the probability that a normal variable takes values more than $\frac { 1 } { 4 }$ standard deviations away from its mean. Please, round the answer to four decimal places.

• A)0.9867
• B) 0.8026
• C) 0.8016
• D) 0.4013
• E) 0.8036

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Definitions:

Store Owner

An individual or entity that owns and manages a retail business establishment.

Carpets Left

Refers to the quantity of carpets that remain unsold or available in inventory.

Economic Profit

The distinction between the sum of all income and the total of all expenses, encompassing both direct and indirect costs.

Fixed Costs

Costs that do not vary with the level of production or sales, including expenses like rent and salaries.