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Assume x is normally distributed with mean = 15 and standard deviation = 3.Use the approximate areas beneath the normal curve,as discussed in this section,to find P(x = 20).
Rewrite
The act of expressing something in a different way or form, especially to clarify or simplify it.
Radical Expression
An expression that includes a square root, cube root, or higher root symbol.
Evaluate
To calculate the numerical value of; to determine the significance, worth, or condition of usually by careful appraisal and study.
Calculator
An electronic or mechanical device used to perform mathematical calculations, ranging from basic operations to complex functions.
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