Below are the results of tossing a single coin 20 times. What is ...

[jessicacav]

Below are the results of tossing a single coin 20 times. What is the relative frequency of observing heads on the toss?
  H, H, H, T, T, H, T, T, T, H, H, H, H, T, H, T, H, T, H, T
  1.1/2
  2.11/20
  3.9/20
  4.11:9

Question 2

The least squares criterion requires that _____.
  1.the sum of squared differences between the actual y's and the average y's be minimized
  2.the sum of the squared differences between the actual y's and the predicted y's be as small as possible
  3.the sum of the squared differences between the actual y's and the predicted y's be as large as possible
  4.the sum of the differences between the actual y's and the predicted y's be as small as possible

[rleezy04]

Answer to Question 1

2

Answer to Question 2

2

[jessicacav]

Thank you!

[rleezy04]

Always glad to help...