SOLUTION: Suppose x is a uniform random variable with values ranging from 20 to 70. Find the probability that a randomly selected observation is between 23 and 65. I correctly 'guessed

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Question 1073458: Suppose x is a uniform random variable with values ranging from 20 to 70.
Find the probability that a randomly selected observation is between 23 and 65.
I correctly 'guessed" the answer, but I would really like to know what TI equation(?) that should be used.
Answer by ikleyn(52794) About Me  (Show Source):
You can put this solution on YOUR website!
.
The probability under the question is the ratio of the lengths:

%2865-23%29%2F%2870-20%29.