What is the probability of rolling a 6 on a 15 sided die?
The probability is 1/15
What is the probability of a coin landing on heads?
The probability is 1/2
What actions are involved with phrases like "putting it back" or "replacing it"?
Independent
What is the probability of picking a four in a deck of cards?
The probability is 4/52 or 1/13
What is the probability of selecting someone who likes skateboards and snowmobiles?
The probability is 80/160
What is the probability of rolling a 2 or a 5 on a 6 sided die?
The probability is 2/6 or 1/3
What is the probability of a coin landing on tails?
The probability is 1/2
What actions are involved with phrases like "keeping it" or "holding onto it"?
Dependent
What is the probability of getting a six from a deck of cards?
The probability is 4/52 or 1/13
What is the probability of selecting someone that does not like snowmobiles or skateboards?
The probability is 10/160
What is the probability of rolling a 1 or an even number on a 6 sided die?
The probability is 4/6 or 2/3
What is the probability of flipping two coins and landing on heads and then heads again?
The probability is 1/4
Independent of Dependent: You select a notebook from your bookbag, put it back, then select another notebook
Independent
What is the probability of getting a Heart card from a deck of cards?
The probability is 13/52 or 1/4
What is the probability of selecting someone that does not like skateboards out of the people who like snowmobiles?
The probability is 25/105
What is the probability of rolling a 2 and then a number higher than 4 when rolling two 6 sided dice?
The probability is 2/36 or 1/18
What is the probability of flipping three coins and each one landing on heads?
The probability is 1/8
Independent of Dependent: You pick a halloween candy, eat it, then choose another candy to eat
Dependent
What is the probability of drawing a nine, keeping it, then drawing another 9 from a deck of cards?
The probability is 12/2652 or 1/221
What is the probability of selecting someone that likes skateboards?
The probability is 125/160
Test Quest: 3. Jackie rolled a die 20 times. 12 times it landed on an even number; 8 times it landed on an odd number. How does the experimental and theoretical probability compare, for rolling an odd number?
The theoretical probability is higher.
Test quest: Two number cubes are rolled while playing Monopoly. What is the probability that both number cubes land on the same number? Write your number as a rounded percent.
3%
Test Quest: Milly has entered a raffle along with other students in her class. 105 people entered the drawing. There were 300 tickets sold. What is the probability that Milly’s name will be drawn if she bought 15 tickets? Write your answer as a percent.
5% chance
Test Quest: Ted conducted a survey on the first 50 people to enter the pool one day and found that 10 out of the 50 people were afraid of diving boards. Based on this information, if 400 people were at the pool how many of them would be afraid of diving boards?
80
Test Quest: What is the probability of rolling a 5 or a 6 on a regular die? Write your answer as a fraction using / to represent the fraction bar.
2/6 or 1/3