Basic Math question and answers for October 08, 2024
- Q Suppose a bus arrives at a bus stop every 15 minutes. If you arrive at the bus stop at a random time, what is the probability that you will have...
- Q According to a recent study, 8.5% of high school dropouts are 16-to 17-year-olds. In addition, 6.3% of high school dropouts are white 16-to 17-year-olds. What is the probability that a...
- Q Oak Street intersects with Mill Avenue. The traffic light on Oak Street follows a cycle. It is green for 35 seconds, yellow for 5 seconds, and red for 20 seconds....
- Q A bag contains four red marbles, three blue marbles, and three yellow marbles. You randomly pick three marbles without replacement. The first marble is red, the second marble is blue,...
- Q Use permutations and/or combinations to calculate the probability of getting 3 diamonds and a heart from picking 4 cards from a deck of 52 (assume 4 suites of 13).Verify your...
- Q Suppose you have a bag of 10 marbles that includes 4 red marbles. Create a table that shows the theoretical probability distribution of how many reds you could choose if...
- Q Select the correct answer from each drop-down menu. Of the 16 cards drawn from a standard deck of 52 cards, experimental probability of drawing a spade is a spade from...
- Q Fill in the blank with an appropriate word or phrase.A listing of observed values and the corresponding frequency of occurrence of each value is called a distribution.
- Q Assume that the weights of ripe watermelons grown at a particular farm are normally distributed with a mean of 90 pounds and a standard deviation of 1.9 pounds. Determine the...
- Q The mathematics department of a college has 8 male professors, 12 female professors, 12 male teaching assistants, and 12 female teaching assistants. If a person is selected at random from...
- Q Bubba Watson led the PGA tour in driving distance during the 2015 season. The length of hisdrives followed a normal distribution with a mean of 317 yards and a standard...
- Q Three letters are to be selected at random from the English alphabet of 26 letters. Determine the probability that 3 consonants are selected. Assume there are 21consonants in the alphabet...
- Q Use the probability distribution to complete parts (a) through (d) below.The probability distribution of number of televisions per household in a small townThe probability is (Type an integer or a...
- Q Ten red balls and three blue balls are in a bag. If two balls from the bag are to be selected at random, determine the probability of selecting two red...
- Q Assume that the probability of any newborn baby being a boy is1/2 and that all births are independent. If a family has three children (no twins), what is the probability...
- Q The numbers 1-10 are written onpieces of paper and put into a hat.What is the probability of drawingan even number, and then anothereven number, without replacingthe first number?
- Q At a school there are 10 students taking onlyChemistry, 9 students taking only Physics,5 students taking both, and 16 students nottaking either. If a student is randomly selectedfrom the school,...
- Q This probability distribution shows thetypical distribution of the number of shoesin a teenager's closet.Using this distribution, find the probabilitythat a teenager has 4 or more pairs of shoesin their closet.
- Q Assume the annual salaries of police officers are normally distributed with a mean of $41,000 and a standard deviation of $2000. Determine the percent of police officers with an annualsalary...
- Q In how many ways can 10runners finish first, second,and third in a foot race?
- Q If you rolled two dice, what is the probabilitythat you would roll a sum of 11?
- Q Twenty out of every fifty CDsproduced in a factory arescratched. What is the ratio ofunscratched to scratched CDs?Enter a, b, c, d, or e.a. 2:5b. 3:5c. 2:3d. 3:2e. 5:2
- Q Two dice are rolled. What is the probability that both die will show even numbers? Give your answer as a decimal.
- Q A bag contains 2 green marbles, 4 red marbles, and 3 blue marbles. 3 marbles are drawn from the bag without replacement. Find the probability of drawing 2 red marbles...
- Q If the wheel is spun and each section is equally likely to stop under the pointer, determine the probability that the pointer lands on a number greater than 1, given...
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