Weekly wages at a certain factory are
normally distributed with a mean of
$400 and a standard deviation of $50.
Find the probability that a worker
selected at random makes between
$250 and $300.

2.35% chance

Step-by-step explanation:

in a normally distributed graph with a standard deviation of $50 $250 and $300 contain 2.35% of the data.  

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a triangular prism is a 3 dimensional shape composed of triangles and rectangles. it is made from two triangular bases and three rectangular sides.