What is the probability that you have to wait between 10 and 15 ...

[FButt]

What is the probability that you have to wait between 10 and 15 minutes?
 
  What will be an ideal response?

Question 2

If we reject the conditional hypothesis that the regression coefficient is zero, then we must conclude that the corresponding variable should not be included in the regression model.
 
  Indicate whether the statement is true or false

[TheNamesImani]

Answer to Question 1

P(10 < X < 15 ) = (15 - 10 )/(20 - 0 ) = 5/20 = 0.25

Answer to Question 2

FALSE