$X$ Is a Normally Distributed Random Variable with a Standard Deviation

question 89

Multiple Choice

$X$ is a normally distributed random variable with a standard deviation of $3.50$ . Find the mean of $X$ when $64.8 \%$ of the area lies to the left of $5.33$ . (Note: the diagram is not necessarily to scale.)

• A) 3.7
• B) 2.1
• C) 4.0
• D) 5.2

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