Independent or Dependent
A marble is taken from a bag and replaced. Independent or dependent?
Independent
What is the theoretical probability of getting heads when you flip a coin three times?
1/8
Find the median:
14, 18 , 20 , 24 , 25 , 28 , 30
24
Evaluate 7P3
210
A dice is rolled twice. Find P (2 and 4)
1/4
There are 6 green marbles, 5 blue marbles and 9 red marbles. What is the probability of taking a blue marble?
5/20
Kids were surveyed for their favorite food. The choices were Pizza, Burgers, Chicken Nuggets or Hot Dogs.
Pizza-55
Burgers 59
Chicken Nuggets 29
Hot Dogs 40
1/4
Find the Q1 and Q3
5 , 8 , 8 , 9 , 10 , 10 , 11 , 12 , 15 , 18 20
Q1 = 8
Q2 = 15
Evaluate 12P6
665280
A spinner with numbers 1-10 is spun once. What is the probability of spinning a 3?
1/10
There are 6 green marbles, 5 blue marbles and 9 red marbles. What is the probability of taking a blue marble then a red marble with replacement?
45/400
Kids were surveyed for their favorite food. The choices were Pizza, Burgers, Chicken Nuggets or Hot Dogs.
Pizza-55
Burgers 59
Chicken Nuggets 29
Hot Dogs 40
What is the experimental probability that a student will like Hot Dogs?
40/183
Find the 5 number summary for the following numbers:
10, 12 , 15 , 15 , 17 , 19 , 20 , 21 , 24 , 25 , 26 , 28
Minimum: 10
Q1 -15
Median: 19.5
Q3: 24.5
Max: 28
8!
40320
A spinner with numbers 1-10 is spun. What is the P(Odd# or a 4) ?
6/10
There are 6 green marbles, 5 blue marbles and 9 red marbles. What is the probability of taking a blue marble then a red marble WITHOUT replacement?
45/380
Explain the difference between theoretical probability and experimental probability
Create a box plot:
5 , 9 , 2 , 5 , 7, 8 , 9 , 10 , 11
12!/10!
A spinner with numbers 1-10 is spun TWICE. What is P (3 then 5)?
2/100
You are going on vacation and you have to pick outfits to wear! You can choose from a green, blue or black shirt, shorts or pants, and nike or under armour sneakers. Make a tree diagram, sample space and state how many possible combinations there are to choose from.
12 possible combinations.
Give an example of experimental vs theoretical probability
Write it
CCreate a box plot:
17 , 19 , 15 , 20 , 13 , 18 , 21 , 24 , 21
Check with Mr. Fauci
There are 12 runners in a race. How many combinations are there for first, second, and third place?
1,320
a) A coin is flipped. What is P(heads)?
b) If you flipped the coin 250 times, what is the predicted P(heads)?
a) 1/2
b) 125/250