Question 1
True or False: If P(A) = 0.4 and P(B) = 0.6, then A and B should be mutually exclusive.
Question 2
True or False: If either A or B must take place they are called mutually exclusive.
Question 3
If event A and event B can't take place at the same time, then events A and B are said to be
o mutually exclusive.
o statistically independent.
o collectively exhaustive.
o None of these.
Question 4
True or False: The 5-number summary includes the smallest observation, the first quartile, the median, the third quartile, and the largest observation.
Question 5
Which of the following statements ragarding the median is not true?
o It is more affected by extreme values than the arithmetic mean.
o It is a measure of central tendency.
o It is equal to Q2.
o It is equal to the mode in bell-shaped "normal" distributions.