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Name: __________________________Date: _____________Probability Practice QuizState whether the following are impossible, unlikely, equally likely, likely or certain. Explain your answer.1.) At the Russo’s house for Halloween, half the candy was Kit Kats, a quarter was Snickers and a quarter was Hershey Bars. If you randomly picked a piece of candy from the bowl what would the probability be that you picked a Snickers?2.) In a jar there are red, green, white and yellow jelly beans. What is the probability you will randomly pick a jelly bean the jar?State whether the following is dependent or independent. Explain your answer.3.) The names of all the people at a party at a party one night are put into a hat for a raffle. The first name is picked wins the grand prize and is not eligible for any other prizes. The second name picked wins the runner-up prize.4.) In class, Ms. Crocker is using sticks to select students to come to the board. After she selects a student she puts their stick back in the jar before she selects another student.Find the probability of the following. State the probability as a fraction, unless otherwise stated.5.) A bag contains 4 red marbles, 3 white marbles and 7 blue marbles. You pick a marble without looking. Find the probability of drawing a white marble.6.) The table shows the drink preference of 50 shoppers at the mall. What is the probability that one shopper, selected at random from the 50 surveyed, preferred either Drink B or Drink A? Write the probability as a percentage (around the percent to the nearest tenths, if necessary.)DrinkNumber of ShoppersA7B8C10D11E147.) A standard number cube with the number 1 through 6 is rolled. Find the probability of rolling a number less than 3.8.) A drawer contains 2 red socks, 3 white socks and 3 blue socks. Without looking, you draw out a sock, return it, and draw out a second sock. What is the probability that the first sock is blue and the second sock is red?9.) On a plate of cookies, there are 6 chocolate chip cookies, 4 sugar cookies, and 8 oatmeal cookies. You randomly take a cookie and eat it and then randomly take another cookie and eat it. What is the probability that both cookies you eat will be chocolate chip?10.) Jamie is determining how likely it is that he will hit a homerun. During the season so far, he has been up to bat 28 times and has hit a homerun 4 times. What is the probability that he hits a homerun on his next at bat?11.) You are selecting cards out of a deck and recording them based on their suit. You selected 4 hearts, 7 spades, 3 clubs and 8 diamonds.a.) What is the experimental probability that you will select a diamond? b.) What is the theoretical probability that you will select a diamond?12.) At the pencil plant, the select 450 pencils from the production line and find that 16 are defective. Based on that, how many defective pencils would you expect to have in a batch of 2500 pencils?Determine the number of possible outcomes.13.) At a pizza parlor you can have a choice of toppings and sizes listed below. If you are going to select one topping and one size, how many different possibilities are there for your pizza? Create a tree pings: Peppers, Basil, OnionsSizes: Small, Medium, Large14.) A yogurt shop offers 5 different flavors of frozen yogurt, 11 different toppings and 3 different types of cones. How many choices are possible for a single serving of frozen yogurt with one topping? Use the counting principle.044450015.) Portia drew lollipops randomly from a bag one by one. After each draw, she recorded the flavor of the lollipop, then she returned the lollipop to the bag, and then she drew the next lollipop. Her results are recorded below:What is the experimental probability that a lollipop randomly drawn from the bag will be orange-flavored?-1905003327400016.) Seth and Chris are pulling cards from a deck of hearts, numbers 1(Ace) through 5. Their results are listed below.Whose experimental probability is closer to the theoretical probability of pulling out a card with an even number on it? You must have mathematical proof to back up your answer.Seth’s Prob :Chris’s Prob:Theoretical Prob: Answer with explanation ______________________________________________________________________________________________________________________________________________________________________________17.) An ice cream shop recorded the number of customers purchasing ice creams of each of the four flavors available.What is the experimental probability that the next person FlavorNumber of Customers Vanilla12Chocolate18Strawberry9Peach11will NOT buy chocolate ice cream? ___________________18.) The quality control engineer at Top Notch Tool Company finds flaws in 8 of 60 wrenches examined. Predict the number if flawed wrenches in a batch if 2,400.19.) A quality control inspector finds 13 mistakes in every 150 sweaters. If this trend continues, how many mistakes will he find out of 600 sweaters?20.) A bag contains 4 red checkers, 2 black checkers, and 3 white checkers. Find the probability of selecting a red checker, not replacing it, and then selecting a white checker.21.) Find the probability that you roll a 6 on a standard die, and then rolling an even number.22.) There are 6 green balls, and 4 orange balls in a jar. You choose two balls from the jar, replacing the first before you make your next choice. What is the probability that you select 2 green balls?23.) The TEMS student council consists of 8 boys and 7 girls. If they are voting for a president and a vice president, what is the probability that both positions are filled by girls? ................
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