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Probability and Chance By: Mrs. Loyacano

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It is CERTAIN that I pull out a black marble.

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It is IMPOSSIBLE that I will pull out a black marble.

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It is UNLIKELY that I pull out a blue marble.

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It is LIKELY that I pull out a red marble.

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Use CERTAIN, IMPOSSIBLE, LIKELY, or UNLIKELY in a sentence.

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It is EQUALLY LIKELY that the spinner will land on red, green, blue, or yellow.

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It is LIKELY the spinner will land on yellow.

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Which is the spinner MOST LIKELY to land on?

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Which color is LEAST LIKELY to be picked?

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Is there an advantage on the possible OUTCOME?

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Coin Toss If you toss a coin there are two possible OUTCOMES, or results. HEADS or TAILS As a class, everyone flip the penny one time. How many possible outcomes are there? Keep track by making a tally chart. Results _________ heads _________ tails Is this game fair or unfair?

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Number-Cube Experiment If you rolled two 6-sided dice and added the two tops together to find the sum, how many possible outcomes are there? Could you roll a one? two? three? four? five? six? seven? eight? nine? ten? eleven? twelve? What sum do you think will MOST LIKELY be rolled in five minutes? Why? With a partner, take turns rolling two dice and recording your results on a bar graph. Share group results. Is this game fair or unfair?

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Spinner Experiment Experiment One Make 25 spins. Record results on a tally chart. Share results. Experiment Two Make 25 spins. Record results on a line plot. Share results.

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Calculate the Probability T E N N E S S E E What is the probability of picking and E? STEP 1: Count how many Es. STEP 2: Count how many letters in all. I have a 4 out of 9 chance of picking an E.

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Write the probability of each color. RED= ____ out of ____ chance BLUE=____ out of ____ chance YELLOW= ______ out of ______ chance WHITE= _______ out of _______ chance

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