friday, march 16 th
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Friday, March 16 th. Warm Up. 1. If you roll a dice 60 times, how many times do you expect to roll a number less than 5 2. Choose Impossible, unlikely, as likely as not, likely, or certain to describe the probability of winning is .75. Probability Test Day!. We are the Champions!!! . - PowerPoint PPT PresentationTRANSCRIPT
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Probability Test Day!
FRIDAY, MARCH 16TH
Warm Up1. If you roll a dice 60 times, how many times do you expect to roll a number less than 5
2. Choose Impossible, unlikely, as likely as not, likely, or certain to describe the probability of winning is .75
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We are the Champions!!!
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DICE LAB GRADES
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T E
Compare & Contrast
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CANDY TOSS REVIEW
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What is the outcome in this experiment?
experiment?
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Theoretical ProbabilityIf the letters from
“Champion” were put in a bag.
What is the probability that you would choose a vowel
from the bag?
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Choose impossible, unlikely, as likely as not, likely or certain to describe landing on an
even number
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Experimental ProbabilityThe more trials performed, the more ________________
the estimate will be.
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Outcome FrequencyGreen 20Orange 5Purple 10Pink 2
An experiment consists of spinning a spinner. Use the results in the table to find
the experimental probability of the event.
What is the probability of the
spinner landing on Orange
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What number of trials would get be
closer to the theoretical probability?
a. 5 trials b. 56 trialsc. 1 trials d. 50 trials
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Predictions Take probability and __________ it by the
number of trials
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Based on a survey, 80% of people claimed that they LOVE
the Packers. Out of 1,200 people, how many would you predict to LOVE the Packers?
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FIVE ALIVE
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1. What is the probability of rolling a number greater than 4 on a far number cube?
2. If you roll a number cube 24 times, how many times do you expect to roll a odd number
3. Choose impossible, unlikely, as likely as not, likely, or certain to describe the probability of predicting who is going to win the NCAA March Madness tournament
4. Murphy tossed a coin 50 times and it landed on tails 34 times. What is the experimental probability
5. If 25% of NGMS students took Orchestra and there’s 560 students. How many of them did not take orchestra
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Predictions 1. 60% of households have a pet. If 2,300
people were surveyed, how many people have a pet?
2. If you roll a number cube 45 times, how many time would you expect to roll a
7?3. Based on a survey, only 10% of people
know say like Justin Bieber. How many people out of 400, would you expect
NOT TO LIKE Justin Bieber?
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QUESTIONS?!?!
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TEST•Please take out a sheet of paper •Please put your name on it •Title it “my proof paper” •Put only ANSWERS on the Test •Hand to me when you are done Take your time, you will all do
great!!!