Use the above table to answer the questions about people’s favorite foods based on their age. If a person is chosen randomly, what is the probability they.

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Use the above table to answer the questions about people’s favorite foods based on their age. If a person is chosen randomly, what is the probability they like steak? What is the probability a person likes chicken given they are less than 20 years old? What is the probability of picking a person that is less than 20 years old or likes seafood? 23/100 ChickenSteakSeafood < 20 yrs old28913 > 20 yrs old /25 71/100

Math I UNIT QUESTION: How do you use probability to make plans and predict for the future? Standard: MM1D1-3 Today’s Question: How do you use probability to make plans and predict for the future? Standard: MM1D1-3

REVIEW #1 In the cafeteria, you have a choice of 3 sides, 5 main dishes, and 4 drinks. How many possibilities for meals are there? 60

REVIEW #2 A teacher is picking a hall monitor and a helper for the day from her class of 22. How many possibilities are there in picking these 2 people? 462

REVIEW #3 You are picking 4 of your 12 friends to come over to play basketball with you. How many possibilities are there for picking the 4 people? 495

REVIEW #4 You have 5 red marbles, 3 blue marbles, 6 green marbles, and 4 yellow marbles in a bag. What is the probability of picking a red marble and then, another red marble if the first is not replaced? 10/153

REVIEW #5 You have 5 red marbles, 3 blue marbles, 6 green marbles, and 4 yellow marbles in a bag. What is the probability of picking a blue marble and then a green marble if the first is replaced? 1/18

REVIEW #6 A field goal kicker has a 70% chance of making the field goal for 3 points, and a 30% chance of missing it for 0 points. What is the expected value of this situation? 2.1

REVIEW #7 A spinner has 4 equal sections: red, blue, green, and yellow. What is the probability of landing on red 2 times in a row? 1/16

REVIEW #8 A machine is making parts. An inspector finds that 4 out of every 100 are bad. What is the probability of picking two bad parts in a row if the first one is not replaced? 1/825

REVIEW #9 Rolling 2 Dice: What is the probability of rolling doubles or a sum of 3? 2/9

REVIEW #10 Calculate the mean absolute deviation for the following sets of data:  Set A: 10, 7, 13, 10, 8  Set B: 87, 75, 85, 77, 74, 82  Set A: 1.68  Set B: 4.67

REVIEW #11 Identify the following types of sampling: 1. A store owner asks all of his customers about their visit. 2. A store owner puts a comment card in the bag with the purchased goods. 3. A store owner sets up a program in the computer that asks buying customers with a zip code about their experience. 4. A store owner uses a computer to randomly generate a list of names of people in the area, and he calls them to ask about his store’s customer service.

REVIEW #12 Find the Mean, Median, Mode, Range. 12, 10, 14, 17, 15, 18, 19, 17 Mean Median - 16 Mode – 17 Range - 9

REVIEW #13 Find the Interquartile Range of the following data. 4, 6, 11, 15, 21, 24 15

REVIEW #14 What is the probability that a randomly chosen person likes the food? 32/75 9 th grade 10 th grade Likes current food 2836 Does not like current food 4442

REVIEW #15 What is the probability that a randomly chosen person likes the food, given they are in the 10 th grade? 6/13 9 th grade 10 th grade Likes current food 2836 Does not like current food 4442