Question

Individual family members were polled to ask what type of family activity they prefer on a Friday night, and the type of snack they prefer. Study the following contingency table:

Snack Preference	Family Activity Preference
	Card Games	Video Games	Monopoly	Movie Night	Other	total
Sweet Treat	33	101	143	14	37	328
Salty Stuffs	36	61	86	174	97	454
total	69	162	229	188	134	782

Calculate the probability that a randomly selected individual prefers salty stuffs and a movie night. State your answer as a rate with four decimal places.

Answer 1

The probability that a randomly selected individual prefers salty stuffs and a movie night.

174 了?

=0.2225