Statistics and Probability

A box of gumdrops was found to contain the number of gumdrops listed in the table. Type Number Assume that each gumdrop has an equal Lemon 5 chance of being selected. If one gumdrop is drawn from the box, what is the probability of Orange drawing an orange gumdrop? Cherry Grape 6 2 The following table gives the number of years of Years of Service Number of Members service of members in a certain committee. Find 0-9 59 the probability that a randomly selected member 10-19 21 of the committee had served 30-39 years. 20-29 16 30-39 A w A single fair die is tossed. Find the odds in favor of rolling a number greater than 2. Suppose that 8% of a certain batch of calculators have a defective case, and that 12% have defective S batteries. Also, 5% have both a defective case and defective batteries. A calculator is selected from the batch at random. Find the probability that the calculator has a good case and good batteries. A survey asking mobile phone users how long they would wait for a page to load found the following results. Find the Time (Seconds) Percentage probabilities that a person would wait the following amounts. U 20 24% Sickle cell anemia is an inherited disease in which red blood cells become distorted and deprived of oxygen. A person with two sickle cell genes will have the disease, but a S person with only one sickle cell gene will have a mild, non-fatal anemia called sickle cell trait. Using S to represent the sickle cell gene, and s a healthy gene, the Second Parent table shows the four possibilities for the S children of two Ss parents. Find the probability First SS Ss that these parents give birth to a child who Parent SS SS has sickle cell trait. If two fair dice are rolled, find the probability that the sum of the dice is 9, given that the sum is greater than 4. If two fair dice are rolled, find the probability of the following result. A double, given that the sum was 5. Two cards are drawn without replacement from an ordinary deck. Find the probability that the second is a face card, given that the first is a face card. 10 Two cards are drawn without replacement from an ordinary deck. Find the probability that two face cards are drawn