Deck of Cards
What is the probability of choosing a red card in a standard deck of cards?
26
There are blue and red marbles in a bag. There are 20 marbles total and an even number of blue and red marbles. What is the probability of choosing a red marble?
50%
A basketball player made 8 out of 10 free throws. Predict how many he would make if he shot 50 free throws?
40
What do we call the probability of one single event happening?
A simple event
A _____________ is a smaller group that is used to make conclusions about an entire population.
sample
What is the probability of not choosing a 2 or a 3 from a standard deck of cards?
12/13
There are 6 red marbles, 9 green marbles and 5 blue marbles in a bag. You reach into the bag and choose one marble. Which color has a 1/4 chance of being chosen?
blue
There are 3 colors on a spinner that are equally divided. The colors are red, blue and yellow. Predict the probability it would land on yellow each time if you spun the spinner 3 times.
1/27
What are the three ways you can determine the number of possible outcomes when looking at compound events?
tree diagram, list, table
When a group does not accurately represent the entire population we call this a _____________ sample.
biased
What is the probability of choosing an odd numbered card from a standard deck?
5/13
There are 6 red marbles, 9 green marbles and 5 blue marbles in a bag. You reach into the bag and choose one marble. What is the percent of grabbing a green or red marble?
75%
Sara makes 13 goals out of 20 shots she takes. If she makes 27 goals, how many shots did she take? Round your answer to the nearest whole number.
42
You are packing for a trip. You decide to take four shirts (red, blue, green and yellow) and three shorts (black, brown and plaid). How many possible combinations of one shirt and one pair of shorts are there?
12
Ms. D gave a math test and the scores were the following. Find the average score for this math test.
85, 81, 93, 60, 75, 86, 95, 87, 85
83
What is the probability of choosing a red face card from a standard deck?
3/26
There are 6 red marbles, 9 green marbles and 5 blue marbles in a bag. You reach into the bag and choose two marbles consecutively. The first one is red, what is the probability that the other marble is also red?
5/19
A nature enthusiast tagged 15 birds in the forest. After a couple months he checked a sample of 50 birds in the area. Three of the birds in this sample were tagged, estimate how many birds are in the forest.
250
You pick one card from a deck numbered 1-3, replace that card and pick a second card. What is the probability you have a sum of 4?
1/3
Find the Mean, median, mode and range of the following data set.
16, 22, 14, 12, 20, 19, 14, 11
Mean: 16
Median: 15
Mode: 14
Range: 11
What is the probability of choosing a card greater than 5 and rolling an even number on a 6-sided dice?
8/26
There are 6 red marbles, 9 green marbles and 5 blue marbles in a bag. You reach into the bag and choose three marbles consecutively. The first marble is red, the second marble is blue and the third marble is green. What is the probability the next marble you pick will be green?
8/17
A spinner is split into 6 equal pieces. Three of the sections are blue, two are red and one is yellow. When Margo spun the spinner she landed on red 30 times. How many times do you predict she spun the spinner?
90
Trent is making a sandwich. He has two breads (white and wheat), three meats to choose from (turkey, roast beef or ham), two veggies (tomato or lettuce) and two condiments (mustard or mayo). Trent randomly picks one bread, one meat, one veggie and one condiment. What is the probability his sandwich is turkey and lettuce on wheat bread with mustard.
1/24
Find five numbers with a mean of 10, a median of 8, a mode of 15 and a range of 10.
5, 7, 8, 15, 15