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Probability Checkpoint 2 Questions & Answers A fair die is rolled 12 times. Consider the following three possible outcomes: (i) 6 5 4 3 2 1 6 5 4 3 2 1 (ii) 1 1 1 1 1 1 1 1 1 1 1 1 (iii) 3 6 2 1 5 4 2 5 1 6 4 3 Which of the following is true? - ANSWER: The die is fair. This means that all faces have an equal probability of occurring on any given roll (1/6). Since each roll is independent of the other rolls, the probability of the each of the three sequences shown is the same, (1/6)12. So ...

Probability (quiz) ~ amdm Questions & Answers A die is rolled 200 times with the following results. What is the experimental probability of rolling the given result? 3 a. 0.22 c. 0.44 b. 0.78 d. 0.23 - ANSWER: A. 0.22 A die is rolled 200 times with the following results. What is the experimental probability of rolling the given result? a number less than 3 a. 0.68 c. 0.34 b. 0.56 d. 0.66 - ANSWER: C. 0.34 A die is rolled 200 times with the following results. What is the experimental ...

Experimental Probability Assignment Questions & Answers A cereal manufacturer checks a set number of cereal boxes every day to better understand problems in the manufacturing process. The table at right describes possible packaging problems and the frequency of each problem. If the cereal manufacturer packages 10,000 boxes of cereal a day, about how many boxes would you expect to have too many raisins? - ANSWER: 200 boxes A computer manufacturer is performing a quality check to make sure ...

Probability Questions & Answers A baseball team has scheduled its opening game for April 1. If it rains on April 1, the game is postponed and will be played the next day that it does not rain. The team purchases insurance against rain. The policy will pay 1000 for each day, up to 2 days, that the opening game is postponed. The insurance company determines that the number of consecutive days of rain beginning on April 1 is a Poisson random variable with mean 0.6. What is the standard deviati...

Probability Questions & Answers "Conditional Probability" states that ... - ANSWER: For whatever reason that we know event B is true or occurred, then given this condition, what is the probability that "A" happens. "With Replacement" means that all choices made are ... - ANSWER: "independent" of the choices made prior to it or after it as well. "Without Replacement" means that all choices made are ... - ANSWER: "dependent" of the choices made prior to it. A more specific and d...

Statistics and Probability Questions & Answer Addition - ANSWER: For mutually exclusive events we can use the ____ Principle of Counting. Addition Rule - ANSWER: For probability this rule states that (A ∪ B) = P(A) + P(B) - P(A ∩ B) Average - ANSWER: This is the sum the numbers in a set, divided by the number of items in the set. Average - ANSWER: You get this when you add a group of numbers and then divide by how many numbers you have. Bar Graph - ANSWER: This is a graphical means o...

Probability with Combinations and Permutations Questions & Answers A bag contains 10 red marbles, 15 yellow marbles, 5 green marbles, and 20 blue marbles. Five marbles are drawn from the bag. What is the approximate probability that exactly two of the five are blue? - ANSWER: C A lock is opened using a sequence of three numbers. The numbers range from 0 to 39, inclusive, and cannot be repeated within the sequence. What is the probability that all the numbers in the sequence are even? Expr...

Probability of Inheritance quiz Questions & Answers A dihybrid cross is created from plants that are heterozygous for both round seeds and yellow seed color. What is the ratio of offspring that have round seeds and yellow seed color? - ANSWER: 9:16 A plant can produce either purple flowers or white flowers. What is the probability of purpleflowered offspring if two plants that are heterozygous for purple flowers are crossed? - ANSWER: NOT 2:4 Gregor Mendel crossed homozygous tall plants (T...

Probability Questions & Answers 0 or 0% - ANSWER: What is the experimental probability of spinning a 7? 1 or 100% - ANSWER: What is the theoretical probability of spinning a number less than 7? 1/10 (1/4 x 2/5) - ANSWER: One letter is randomly selected from the word MATH, and a second letter is randomly selected from the work JOKES. What is the probability that both letters are vowels? 1/10 (1/6 x 3/5=3/30) - ANSWER: Find the probability if you pick one marble, don't replace it, then pic...

Probability-Chapter 6 Questions & Answers A population of birth weights has a mean of μ = 8.1, and a standard deviation of σ = 0.1. What is the probability of an individual weight being greater than 8.4? a. 99.87% b. 15.87% c. 2.28% d. 0.13% - ANSWER: 0.13% A population of insect weights is normal with a mean of μ = 16. If the probability of a weight falling between 10 and 22 is 95.44%, what is the standard deviation for this distribution? a. 1.5 b. 3 c. 6 d. 12 - ANSWER: 3 A pop...