Quiz#3 4) 80 students enter a Ping-Pong tournament. Sex and class in school classify them. The...
4) 80 students enter a Ping-Pong tournament. Sex and class in school classify them. The results are in the table. whiz at Seniors Juniors Males 15 17 2. 10 25 4% Females 23 a) If a person is selected at random, what is the probability that the person is a junior or female? If a person is selected at random, what is the probability that the person is a male given that. he is a senior? If a person is...
Suppose you draw two cards with replacement. Round your answers to 3 significant digits*. (a) What is the probability of getting a queen then a queen again? P(queen on the first and queen on the second) = (b) What is the probability of getting a queen then a jack? P(queen on the first and jack on the second) = (c) What is the probability of getting a queen then a spade? P(queen on the first and spade on the second)...
(c) If you buy 4 spark plugs, what is the probability that at least one is defective? 5. At Least One Girl: Suppose a couple plans to have 4 children and the probability of a boy is 0.50. Find the probability that the couple has at least one girl. 6.* Lie Detector: Suppose a lie detector test can detect a lie 95% of the time. You get hooked up and tell 10 truths and 10 lies. What is the probability...
Suppose there are 40 students in my class. Out of which, 8 students live on campus housing. If I select 15 students at random from this class of 40, find the probability that more than 3 live on campus housing. (Bonus) 35.18% 39.80% 64.81% 25.01% 60.19% A box contains 4 red and 6 black balls if two balls are selected at random without replacement and colors of the balls are noted. In this experiment, we don't know how many red...
1. The access code for a car's security system consists of four digits. be zero and the last digit must be even. How many different codes are consists of four digits. The first digit cannot many different codes are available? 2. Decide whether each object is a permutation or a combination a) a telephone number b) a social security number c) a hand of cards in poker d) a committee of politicians e) the "combination" on a student gym locker...
(b) IULUI SAPT Two dice are rolled. Find the probabilities of the following events. 13. The first die is 3 or the sum is 8. 14. The second die is 5 or the sum is 10. One card is drawn from an ordinary deck of 52 cards. Find the probabilities of drawing the following cards. 15. (a) A 9 or 10 (b) A red card or a 3 (c) A 9 or a black 10 (d) A heart or a...
Can you please do 17 b, 18,and 21 and show all work? c) Construct a cumulative distribution table 17) The following table data are characteristics of voting-age population regarding a recent election Males Fem ales Voted 230 370 Did not vote 400 240 a) When a person is chosen at random, find the probability that the person did not vote, given that the person is female b) When a person is chosen at random, find the probability that the person...
100. The probability that a house in an urban area will be burglarized is 5%. If 82 houses are randomly selected, what is the probability that none of the houses will be burglarized? B) 0.001 A) 0.050 C) 0.000 D) 0.015 13. Slate wiele le Val DUI IJ UIJTUI The weight and height of a person A) discrete B) continuous 14. Classify the statement as an example of classical probability, empirical probability, or subjective probability in California's Pick Three lottery,...
Directions: Use the P-value Approach for all hypothesis tests. Follow all the steps used in hypothesis testing as delineated in the Guided Notes or the textbook and be sure to verify the conditions for each test. Include any StatCrunch, Surfstat, graphing calculator, etc... output used in the process. I am assuming that all questions will be answered using technology-it is not necessary to include by-hand construction of the test statistics. Submitting test statistics only will not earn you full credit...
SELF 4.24 What business and technical skills are critical Test for today's business intelligence/analytics and infor- mation management professionals? As part of InformationWeek's 2013 U.S. IT Salary Survey, business intelligence/analytics and information management professionals, both staff and managers were asked to indicate what business and technical skills are criti- cal to their job. The list of business and technical skills included Analyzing Data. The following table summarizes the responses to this skill: k. ity the hat PROFESSIONAL POSITION act- Management...