Probability

Question 1

Fundamental counting principle

- how to calculate?

Answer 1

Choose one item from group a group of “M” items, and a second item from group of “N” items, then total number of choices is M•N.
(Same as M X N)

Question 2

What is found by using the fundamental counting principle?

Answer 2

Counting possible outcomes

Question 3

Permutation

Answer 3

Occurs when no item is used more than once and the order of arrangement makes a difference.

Question 4

Combinations

Answer 4

Occurs when no item is used more than once and the order of items makes no difference.

Question 5

Sample space

Answer 5

The set of all possible outcomes of an Experiment

Question 6

Event

Answer 6

Any subset of a sample space. For example the Event of landing tails up when a coin is tossed.