Addition/ Mixed Practice
What is the probability of drawing an ace from a deck of cards?
4/52
What is the probability that the student is a sophomore?
314/2361
What are the possible outcomes of this tree diagram?
Fast ball, strike
Fast ball, no strike
Knuckle ball, strike
Knuckle ball, no strike
What is the probability of them being a Sophomore given that they are female?
291/1167
How many people drink only Starbucks?
81
What is the probability of drawing a 4 or a 6 from a deck of cards?
8/52
What is the probability that the student is not a senior?
925/2361
What is the probability that of throwing a knuckle ball and getting a strike?
.06 or 3/50
What is the probability of the student being a female given that they are a sophomore?
291/605
How many people do not drink Starbucks nor Dunkin?
51
What is the probability of drawing a 4 or a club from a deck of cards?
16/52
What is the probability that the student is a Junior and a female?
280/2361
What is the probability of throwing a fast ball and getting a strike?
.42 or 21/50
What is the probability of a student being male given that they are a senior?
269/525
How many people like both Starbucks and Dunkin?
27
What is the probability of rolling a sum of 3 or 8 with a pair of dice?
7/36
What is the probability of the student being a Freshman or Sophomore?
1248/2361
What is the probability of throwing a knuckle ball and not getting a strike?
.24 or 6/25
What is the probability of a student being a junior or senior given that they are a female?
536/1167
How many people were surveyed?
243
What is the probability of rolling a sum less than 5?
6/36
What is the probability of the student being a Freshman or a male?
1534/2361
What is the probability of throwing a fast ball and getting a strike AND throwing a knuckle ball and getting a strike?
.48 or 12/25
What is the probability of a student being female given that they are a freshman or sophomore?
631/1248
If Starbucks is represented by S and Dunkin is represented by D; How many people are in S U D?
U= Union
192