Which of following statements is true regarding the probability ...

[Bob-Dole]

Which of following statements is true regarding the probability distribution for a discrete random variable X?
 a. The probabilities must be nonnegative.
  b. The probabilities must sum to 1.
  c. The random variable must take on positive values between 0 and 1.
  d. Both the probabilities must be nonnegative and the probabilities must sum to 1.
  e. Both the probabilities must be nonnegative and the random variable must take on positive values between 0 and 1.

Question 2

In single-factor ANOVA, the degrees of freedom for the factor are equal to the number of factor levels tested less one.
  Indicate whether the statement is true or false

[aruss1303]

Answer to Question 1

D

Answer to Question 2

T

[Bob-Dole]

Both answers were spot on, thank you once again

[aruss1303]

Great! Please up vote