A manufacturer knows that their items have a normally distributed length, with a mean of 17 inches, and standard deviation of 4.4 inches. If one item is chosen at random, what is the probability that it is less than 14 inches long?

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step-by-step explanation:

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step-by-step explanation:

first, eliminate the parenthesis:

3

x

+

2

−

4

x

second, group like terms:

3

x

−

4

x

+

2

third, combine like terms:

(

3

−

4

)

x

+

2

→

−

1

x

+

2

→

−

x

+

2