A history professor decides to give a 10-question true-false ...

[Kthamas]

A history professor decides to give a 10-question true-false quiz. She wants to choose the passing grade such that the probability of passing a student who guesses on every question is less than 0.10.
 
  What score should be set as the lowest passing grade? A) 8 B) 6 C) 9 D) 7

Question 2

The least squares regression line
 
  A) minimizes the sum of the residuals squared.
  B) maximizes the sum of the residuals squared.
  C) minimizes the mean difference between the residuals squared.
  D) maximizes the mean difference between the residuals squared.

[juliaf]

Answer to Question 1

A

Answer to Question 2

A

[Kthamas]

Thank you!

[juliaf]

Always glad to help...