Basic Math question and answers for September 27, 2024
- Q Dave's wardrobe contains 30 T-shirts, of which 5 aregray. Dave selects a T-shirt at random.What is the probability that Dave will select a gray T-shirt?Enter a reduced fractionWhat are the...
- Q During the course of the basketball season, Lisa made 80 of 100 free throws. When we say that the probability of her making a free throw is 80% what type...
- Q If the probability of the Seattle Mariners winningthe World Series is 1/36What are the odds of the Mariners winning theWorld Series?What is the probability of the Mariners not winning?What are...
- Q There is a rack of 15 billiard balls. Balls numbered 1 through 8 are solid-colored. Balls numbered 9 through 15 contain stripes. If one ball is selected at random, determine...
- Q You are pulling from a bag containing 7 blue marbles, 10 black marbles, 5 green marbles, and 2 yellow marbles. What is the probability as a decimal of pulling a...
- Q You pick 6 digits (0-9) at random without replacement, and write them in the order picked. What is the probability that you have written the first 6 digits of your...
- Q Chad buys a bag of cookies that contains 6 chocolate chip cookies, 6 peanut butter cookies, 6 sugarcookies and 9 oatmeal cookies.What is the probability that Chad reaches in the...
- Q Suppose a jar contains 19 red marbles and 15 blue marbles. If you reach in the jar and pull out 2 marbles at random at the same time, find the...
- Q Suppose that a certain college class contains 54 students. Of these, 30 are juniors, 32 are history majors, and 5 are neither. A student is selected at randomfrom the class.(a)...
- Q The Welcher Adult Intelligence Test Scale is composed of a number of subtests.On one subtest, the raw scores have a mean of 35 and a standard deviation of 6.Assuming these...
- Q Suppose you read on the back of a lottery ticket that the chances of winning a prize are 1 out of 10. Select the bestinterpretation.You should win once out of...
- Q When a fair die is thrown, the probability of obtaining a "6" is 1/6.Charles throws such a die repeatedly.(a)Calculate the probability that(i) he throws at least two "6"s in his...
- Q A game company created a little plastic dog that can be tossed in the air. It can land either with all four feet on the ground, lying on its back,...
- Q Suppose that 11% of people own dogs. If you pick two people at random, what is the probability that they both own a dog? Give your answer as a decimal...
- Q a. Find the probability that in a sample of 7 customers, none of the 7 will order a nonalcoholic beverage. Probabilityb. Find the probability that in a sample of 7...
- Q You pick 5 digits (0-9) at random without replacement, and write them in the order picked.What is the probability that you have written the first 5 digits of your phone...
- Q The Hiking Club plans to go camping in a State park where the probability of rain on any given day is 58%. What is the probability that it will rain...
- Q 1. Jamila has two urns A and B.Urn A contains 17 red marbles and 3 green marbles.Um B contains 6 red marbles and 4 green marbles.Jamila rolls a balanced die....
- Q A bag contains 8 red, 4 white, and 5 blue marbles. Find the probability of picking 3 blue marbles if each marble is returned to the bag before the next...
- Q A die is rolled twice. What is the probability of showing a 5 on both rolls?
- Q Colin is flipping a fair coin. Heads has just come up 5 times in a row! The chance of getting heads on the next throw isless than the chance of...
- Q Bob and Bill each bought one ticket for a lottery each week for the past 100 weeks. Bill has not won a single prize yet. Bob justwon a $20 prize...
- Q Use the pattern in Pascal's triangle to find the probability of getting 2 heads when five fair coins are tossed.The probability of getting 2 heads when five fair coins are...
- Q Sophia is considering buying a dress and a necklace. The probability she will buy a red dress is 0.2, and similarly, it is 0.4 for a blue dress. There is...
- Q Use a stem-and-leaf plot to display the data, which represent the scores of a biology class on a midterm exam Describe any patiems75 85 90 80 87 67 82 83...
- Q Find the probability that at least 3 tails occured when 5 fair coins are tossed.The probability that at least 3 are tails is(Type an integer or decimal rounded to the...
- Q Single adults: According to a Pew Research Center analysis of census data, in 2012, 20% of American adults ages 25 and older had never been married. If we repeatedly obtain...
- Q Packaging Idaho Produce Company ships potatoes to its distributors in bags whose weights are normally distributed with a mean weight of 50 pounds and a standard deviation of .5 pounds....
- Q The odds against the horse Bucksnot winning the race are 8:15. What is the probability that Bucksnot will win the race?
- Q A single card is drawn from a standard deck of 52 cards. What are the odds in favor of drawing an odd numbered card?
- Q The scores on a driver's test are normally distributed with a mean of 100. Find the score that is:Find the score that is 2 standard deviations below the mean, if...
- Q You are taking a multiple-choice test that has 6 questions. Each of the questions has 3 answer choices, with one correct answer per question. If you select one of these...
- Q Two dice, one green and one yellow, are rolled. Find the conditional probability. (Enter your probability as a fraction.)The sum is 3, given that the dice do not have the...
- Q DIRECTORY ASSISTANCE - AN ARTICLE IN USA TODAY STATED THAT "INTERNAL SURVEYS PAID FOR BY DIRECTORY ASSISTANCE PROVIDERS SHOW THAT EVEN THE MOST ACCURATE COMPANIES GIVE OUT WRONG NUMBERS 15%...
- Q A disc jockey (DJ) has 10 songs to play. Three are slow songs, and 7 are fast songs. Each song is to be played only once.a) In how many ways...
- Q A bag has 5 red, 6 green, and 4 orange balls. If a ball is randomly selected from the bag, what is the theoretical probability that it is the color...
- Q You randomly select one card from a 52-card deck. Find the probability of selecting a red five or a black nine. The probability is (Type an integer or a fraction....
- Q Casey is going to wear a gray sportcoat and is trying to decide what tie he should wear to work. In his closet, he has 20 ties, 12 of which...
- Q A bag contains 8 black chips and 4 white chips. Dexter and Thanh play the following game. Dexter randomly selects one chip from the bag. If the chip is black,...
- Q There are 35 chocolates in the candy box, all identically shaped. 5 are filled with coconut, 5 with caramel, 10 with orange cream, and 15 are solid chocolate. You randomly...
- Q You have five paintings that you want to hang on your wall, but space for only three. There is a certain one that you want in the middle. What are...
- Q Identify the parameter p in the following binomial distribution scenario. The probability of buying a movie ticket with a popcorn coupon is 0.711 and without a popcorn coupon is 0.289....
- Q 100 people were surveyed and their dominant hand and eye color were recorded.The data is summarized in the table below. ...
- Q A manager has just received the expense checks for six of her employees. She randomly distributes the checks tothe six employees. What is the probability that exactly five of them...
- Q It is very common for a television series to draw a large audience for special events or for cliff-hanging story lines.Suppose that on one of these occasions, the special show...
- Q In a large population, about 10% of people do not like the taste of cilantro, an herb used in cooking. A researcher takes a random sample of 15 people and...
- Q The probability that a child will learn to swim before age 6 is 0.312. If you take a group of 12 children, what is the probability that 1 or fewer...
- Q If a product is made using five individual components, and P(product meets specifications) = P(E)= .98, what is the probability of an individual component meeting specifications, assuming that this probability...
- Q A machine is made up of 3 components: an upper part, a middle part, and a lower part. The machine is then assembled. 5 percent of the upper parts are...
- Q Five balls, numbered 1, 2, 3, 4, and 5, are placed in a bin. Two balls are drawn at random without replacement. What is the probability that the sum of...
- Q Multiple ChoiceOAn ad agency is developing a campaign to promote a business opening in a newmall development. To develop an appropriate mailing list, they decide topurchase lists of credit card...
- Q Multiple ChoiceIn a local survey, 100 citizens indicated their opinions on a revision to a local land-use plan. Of the 62 persons givingfavorable responses, 40 were males. Of the 38...
- Q Help Save & ExitNew car owners were asked to evaluate their experiences in buying a new car during the past 12 months. In thesurvey, the owners indicated they were most...
- Q A lot contains 12 items, and 4 are defective. If three items are drawn at randomfrom the lot, what is the probability they are not defective?Multiple ChoiceO0.33330.25450.50000.29630.0370
- Q When generating a sample space, a table is most effective whenSelect one:a. there is one event, because it shows the likelihood for different outcomes.b. there are two events, because it...
- Q Suppose you play a game in which a fair 6-sided die is rolled once. If the outcome of the roll (The number of dots on the side facing upward) is...
- Q In a major midwestern university, 55 percent of all undergraduates are female. 25 percent of all undergraduates belong to a Greek organization (fraternity or sorority), and 40 percent of all...
- Q A standard deck of cards contains 52 cards. There are four suits (spades, clubs, hearts, and diamonds) and thirteen of each suit (2-10, jack, queen, king, ace). One card is...
- Q An experiment is conducted with numbers. Let the 5 be the sample space.S = (1. 2. 3. 4. 5. 6. 7. 8.9. 10. 11. 12) with eventsE = (2. 3....
- Q This problem is worth 3 points extra credit if answered correctlySuppose a survey of adults revealed that30% of people polled like carrots40% of people polled like peas25% of people polled...
- Q For the birthday party, a bowl of chocolate candy was set out. Before guests arrived, the candy bars were counted and guests played a probability game.What is the probability of...
- Q If P(AUB) = 1 and P(AnB)=0, then which statement is true?A) A and B are both empty events.C) A and B are supplementary events.B) A and B are reciprocal events.D)...
- Q Each face of 2 cubes with faces numbered from 1 through 6 has a 1/6 chance of landing up when the 2 cubes are tossed. What is the probability that...
- Q A bag contains four red marbles, six green marbles, eight yellow marbles, and two blue marbles.Find the probability of drawing a red marble, then drawing a yellow marble, then a...
- Q The mean percent of childhood asthma prevalence in 43 cities is 2.08%. A random sample of 34 of these cities is selected. What is the probability that the mean childhood...
- Q A spinner is numbered from 1 through 10 with each number equally likely to occur. Whatis the probability of obtaining a number less than 2 or greater than 6 in...
- Q At the county fair there is a game with 4 yellow slots, 3 red slots and 1 blueslot. A player gets one chance to drop a coin from the top...
- Q A test to detect an infection gives a positive result 98% of the time when an infection is present. It is 97% accurate when an infection is notpresent.% of results...
- Q A town's population increases at a constant rate. In 2010 the population was 12,044. By 2015 the population had increased to 48,044. Assume this trend continues.Predict the population in 2023.Identify...
- Q Suppose that I have a 3/5 probability of beating my young nephew in any onegame of Uno. (Eac game we play is independent of another.) If we played 5games:1) What...
- Q Find the outlier in the data: 32, 40, 34, 31, 20, 36, 40, 31. How does the outlier affect the mean? Ifnecessary, round to the nearest tenth.
- Q A basket is filled with 8 white eggs and 9 brown eggs. Half of the white eggs are cracked. An egg is randomly selected from the basket. What is the...
- Q In a litter of 8 puppies, suppose there are 2 brown females, 2 brown males, 1 spotted female, and 3 spotted males. If a puppy is randomly selected, what is...
- Q Leah is flying from Moncton to Vancouver with a connection in Montreal. The probabilitythat her first flight leaves on time is 0.20. If the flight in on time, the probability...
- Q Identify the following statement as an example of a descriptive statistic or as anexample of an inferential statistic. Yahoo! reported than 35.3 million people usedtheir search engine during the month...
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