A statistics professor plans classes so carefully that the lengths of her classes are uniformly distributed between 47 and 57 minutes. Find the probability that a given class period runs between 50.5 and 51 minutes?

1 Answer
Mar 27, 2018

#0.05#

Explanation:

The easiest way to answer this question is to recognize that a uniform probability distribution is essentially a rectangle with an area equal to 1.

Now find the area of a portion of this rectangle.

#(51-50.5)/(57-47)=0.5/10=0.05#

#1*0.05=0.05#