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What is the probability of picking a yellow disc? b. Simplify your answer a. What is the probability of picking a yellow disc? What is the probability of picking a yellow or a blue disc? What is the probability of not picking a yellow disc? The probability that you get a head when tossing a coin The probability that you get chosen when all the names of your class are put in a hat and one is drawn out The probability that you get a number less than 7 when rolling an ordinary dice Match the correct to each statement 0 A 0.5 B 1 C a. it is an A? What is the probability that : A letter is chosen at random from the word Wintringham b. it is after K in the alphabet c. it is a vowel The probability that she picks a black marble is ½ The probability that she picks a white marble is ¼ a. How many black marbles does she have? b. How many white marbles does she have? Jane has 20 marbles. Some are black, some are white and some are red Michael spins a spinner 10 times He gets the letter B six times. a. How many times would he expect to get the letter B if he did 30 spins? What is the relative frequency of getting blue? Green Results from choosing a disc 20 times 10 Yellow 3 Blue 7 John has a 3 sided spinner with 1,2 and 3 on it. He also has a 4-sided spinner with 2,4,5 and 6 on it. He spins both spinners and adds the score. What is the probability of scoring 7? + 2 4 5 6 1 3 4 6 7 2 4 8 6 7 7 3 8 5 9 What is the missing value in the table? 1 3 2 4 The table shows the probabilites that the arrow will land on each number. Score 2 4 1 3 Probability 0.3 0.2 0.1 ? The probability that player A will win the tennis match is ⅛ What is the probability that player A will lose? The probability that team A will win the football match is 3/10. The probability that team A will lose is 6/10 What is the probability that player A will draw? Complete the probability tree diagram. There are 9 discs in a bag. 4 are red and 5 are green. One disc is taken out. Green Red |