Question

For questions 13 to 16:
You roll three fair dice -- one with seven sides (numbered 1 to 7), one with eight sides (numbered 1 to 8), and one with nine sides (numbered 1 to 9).
X = number of dice showing odd numbers facing up.

Question 13 (0.25 points)

There are a fixed number of observations, n.

Question 13 options:

	True
	False

Question 14 (0.25 points)

Each observation can be categorized as being either a success or a failure (two outcomes), and X counts the number of successes.

Question 14 options:

	True
	False

Question 15 (0.25 points)

The probability of success p is the same for each observation.

Question 15 options:

	True
	False

Question 16 (0.25 points)

Observations are independent. That is, success or failure on one observation doesn't affect the probability of success or failure for any other observation.

Question 16 options:

	True
	False

Answer 1

13)

There are a fixed number of observations, n.

TRUE

14)

Each observation can be categorized as being either a success or a failure (two outcomes), and X counts the number of successes.

TRUE (THERE CAN BE AN EVEN NUMBER OR AN ODD NUMBER)

15)

The probability of success p is the same for each observation.

TRUE (PROBABILITY WILL NOT CHANGE AS OBSERVATIONS ARE INDEPENDENT)

16)

Observations are independent. That is, success or failure on one observation doesn't affect the probability of success or failure for any other observation.

TRUE (yes rolling result does not effected by prior result)