. Monday Dec 17 A coin is tossed 30 times. It lands 12 times on heads and 18 times on tails. What is the experimental probability of the coin landing on.

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Presentation transcript:

. Monday Dec 17 A coin is tossed 30 times. It lands 12 times on heads and 18 times on tails. What is the experimental probability of the coin landing on tails? A bag held 3 red marbles, 1 blue marble, and 4 yellow marbles. Lee drew a red marble and did not replace it. What is the probability of drawing a yellow marble next? The following numbers are placed in a bag: 1 2 3 4 5 6 7 8 9 What is the probability that a randomly chosen number is even?

What is the probability that either Katie or Brandy is chosen? Tuesday Dec 18 The probability of a certain student getting chosen for the game is the same: What is the probability that either Katie or Brandy is chosen? What is the probability of rolling a 4 on a number cube and flipping tails on a coin? A bag held 4 black marbles, 2 red marbles, and 6 white marbles. I drew a black marble and did not replace it. What is the probability of drawing a black marble next?

Wednesday Dec 19 Event A: Flipping heads on a coin #1. Event B: Flipping heads on a coin #2. What is P(A and B)? Jake rolls two number cubes. What is the probability that both numbers are greater than 4? What is the probability that both spinners land on red or orange?

Thursday Dec 20 A locker combination has three nonzero digits, and digits cannot be repeated. If the first digit is 3, what is the probability that the next digit is odd? A locker combination has three nonzero digits, and digits cannot be repeated. If the first two digits are even, what is the probability that the third digit is even? A bag has 2 red marbles, 1 blue marble and 4 gold marbles. What is the probability of drawing two gold marbles, if the first marble is replaced after it is drawn?

Friday Dec 21 There are nine different kinds of fruit to choose from and four different kinds of juices. How many possible combinations can be made? There are eight people online and each person uses either a blue, black, or red pen to write while working. How many possible combinations can be made? There are seven people online and each person uses either a blue, black, or red pen to write while working. How many possible combinations can be made?

KEY Monday- 18/30, 4/7, 2/9, Tuesday- 1/2 , 1/12, 3/11 Wednesday- ¼, 1/9, 4/9, Thursday- ½, 2/7, 16/49 Friday- 36, 24, 21