Statistics question and answers for October 03, 2023
- Q What college football conference has the right to brag about putting players in down by conference First Roun Football Confere SEC Big Ten Pac 12 ACC Big 12 Independen
- Q It is no secret that Wall Street firms compete aggressively to lure their clients Having more high end clients translat survey of 150 high end clients asked what lured them...
- Q the accompanying 200 Los Angeles commute times to test the claim that the mean Los Angeles commute time is less than 34 minutes Assume that a simple random mple has...
- Q At a certain gas station 40 of the customers use regular gas A 35 use plus gas A and 25 use premium A3 Of those customers using regular gas only...
- Q A study by the department of education of a certain state was trying to determine the mean SAT scores of the graduating high school seniors The study found a confidence...
- Q The population of a particular country consists of three ethnic groups Each individual belongs to one of the four major blood groups The accompanying joint probability table gives the proportions...
- Q 60 10 D Note Figure not drawn to scale In ABDC above what is the length of DC A 3 B 5 C 5 3 D 8
- Q Computer keyboard failures can be attributed to electrical defects or mechanical defects A repair facility currently has 25 failed keyboards 6 of which have electrical defects and 19 of which...
- Q A certain shop repairs both audio and video components Let A denote the event that the next component brought in for repair is an audio component and let B be...
- Q The accompanying table gives information on the type of coffee selected by someone purchasing a single cup at a particular airport kiosk Small Medium Large Regular 10 24 18 Decaf...
- Q A jar contains 44 red marbles numbered 1 to 44 and 38 blue marbles numbered 1 to 38 A marble is drawn at random from the jar Find the probability...
- Q The television show Green s Anatomy has been successful for many years That show recently had a share of 18 meaning that among the TV sets in use 18 were...
- Q A softball coach is creating the starting lineup of 3 batters for the next game How many different ways can batters be selected for the starting lineup if 12 players...
- Q According to a recent study 80 of adult smokers started smoking before 21 years old A random sample of 14 smokers age 21 years or older is selected and the...
- Q The table below gives approximate probabilities for scoring 0 1 2 3 or 4 runs in one inning of Major League Baseball Although it is possible to score more than...
- Q Ajar contains 5 red marbles numbered 1 to 5 and 7 blue marbles numbered 1 to 7 Find the following probabilities Round solutions to three decimal places if necessary a...
- Q responses Pass Did Study 32 Did Not Study 36 Suppose one student is randomly selected from the group Calculate the following probabilities Round solutions to three decimal places if necessary...
- Q A recent Gallup Poll found that 94 of American adults are satisfied with their personal life Suppose you take a random sample of 5 Americans and ask each one if...
- Q Tracee buys a bag of cookies that contains 5 chocolate chip cookies 5 peanut butter cookies 9 sugar cookies and 5 oatmeal cookies What is the probability that Tracee randomly...
- Q The data from a recent test are organized by sex and letter grade Use this information to calculate the following probabilities Round solutions to three decimal places if necessary B...
- Q At I Love Food restaurant you can choose from 8 appetizers 8 entrees and 2 desserts How many three course meals can you order There are possible three course meals
- Q In a large school it was found that 60 of students are taking a math class 73 of student are taking an English class and 49 of students are taking...
- Q There are 129 students in a large class Of them 43 are female and 14 are STEM majors total Of the 43 female students 7 are STEM majors Suppose one...
- Q A sample of 405 salmon in a hatchery are tested for a particular disease It is found that 27 of them test positive for the disease Round solutions to three...
- Q Determine whether or not the distribution is a discrete probability distribution and select the reason Answer x 4 24 1 3 P X x Decide 4 78 Reason First decide...
- Q Six different dice are rolled and the nun Next possible Should this exercise involve permutations combinations or the fundamental counting principal Fundamental Counting Principle Combinations Permutations There are a total...
- Q Suppose that there are ten students in a classroom a What is the probability that two of them have the same birthday day and mont b How many students would...
- Q Mrs Burke s chemistry class has 115 students cla yesterday s work
- Q Consider the following table Amount of Life Insurance on Wife thousands of
- Q The following pair of variables has a high positive linear correlation Number of car accid s it reasonable to conclude that an increase in one variable causes an Answer D...
- Q To determine if these data provide convincing evidence that more than 25 of business travelers check baggage 100 simulated samples of 12 business travelers were selected assuming that 25 check...
- Q The figure shows three forces acting on a pin supported rectangular plate at points A B and C Use the scalar method of computing moments in this problem a Compute...
- Q Four students are trying to move a table from one corner of the classroom to another as illustrated in the figure top view The students hold the table from points...
- Q FR If 12 3 5 8 then y Estimate your answer to two decimal places 212
- Q Sick computers Let be the event that a computer contains a virus and let W be the event that a computer contains a worm Suppose P V 0 12 P...
- Q There are 37 chocolates in a box all identically shaped There 11 are filled with nuts 12 with caramel and 14 are solid chocolate You randomly select one piece eat...
- Q A group of students were asked if they carry an ATM card The responses are listed in the table If a student is selected at random find the probability that...
- Q Find the indicated probability If necessary round to three decimal places Suppose that E and F are two events and that P E 0 6 and P FE 0 7...
- Q Find the indicated probability Give your answer as a simplified fraction The manager of a used car lot took inventory of the automobiles on his lot and constructed the following...
- Q Consider the data in the table shown which represents the marital status of males and females 18 years or older in the United States in 2003 Determine the probability that...
- Q The sample space for tossing three fair coins is HHH HHT HTH HTT THH THT TTH TTT What is the probability of exactly two heads OA 3 1 2 OB...
- Q A psychic network received telephone calls last year from over 1 5 million people A recent article attempts to shed some light onto the credibility of the psychic network One...
- Q Eye color is an inherited trait For purposes of this problem assume that only two eye colors are possible brown and blue Use b to represent a blue eye gene...
- Q The red blood cell counts in 10 cells per microliter of a healthy adult measured on 5 days are as follows 51 52 50 49 53 Send data to calculator...
- Q A single die is rolled twice The set of 36 equally likely outcomes is 1 1 1 2 1 3 1 4 1 5 1 6 2 1 2 2...
- Q A die is rolled The set of equally likely outcomes is 1 2 3 4 5 6 Find the probability of getting a 7 OA 7 OB 1 7 09...
- Q 31 Playing the horses In horse racing one can make a trifecta bet by specifying which horse will come in first which will come in second and which will come...
- Q In a sandwich shop the following probability distribution was obtained The random variable x represents the number of condiments used for a hamburger Find the mean and standard deviation for...
- Q A lab orders a shipment of 100 rats a week 52 weeks a year from a rat supplier for experiments that the lab conducts Prices for each weekly shipment of...
- Q A quiz consists of 80 multiple choice questions each with five possible answers only one of which is correct If a student guesses on each question what is the mean...
- Q A high school has 44 players on the football team The sur 154 150 160 170 170
- Q A recent survey found that 62 of all adults over 50 wear sunglasses for driving In a random sample of 80 adults over 50 what is the mean and standard...
- Q In a recent survey 73 of the community favored building a health center in their neighborhood If 14 citizens are chosen find the probability that exactly 5 of them favor...
- Q The peak shopping time at a home improvement store is between 8 00am and 11 00am on Saturday mornings Management at the home improvement store randomly selected 155 customers last...
- Q If p is the probability of success of a binomial experiment then what is the probability of failure OA 1 p B P OC P 2 D p 1 P...
- Q The following stem and leaf plot represents the times
- Q 1 A random sample of 200 patients is selected from a large medical clinic and each is classified as to whether or not they take an omega 3 fish oil...
- Q III Test Final Exam Study Guide Question list Question 1 Question 2 Question 3 Question 4 Question 5 K The following is a set of data from a sample of...
- Q a Calculate the probability of sampling at random a fish that is smaller in size than the value you would obtain by subtracting half the standard deviation from the average...
- Q 6 10 Points DETAILS Find x y z and w X 59 6 yz w 64 11 059 677 764
- Q 8 10 Points DETAILS Use the following matrix 0 2 1 3 1 0 2 A 3 1 Write the transpose of mat
- Q The population mean and standard deviation are given below Find the required probability and determine whether the given sample mean would be considered unusual For a sample of n 66...
- Q The mean height of women in a country ages 20 29 is 64 2 inches A random sample of 70 women in this age group is selected What is the...
- Q STAT1800 90 SP22 23 Business Statistics STAT1800 90 SP22 23 Announcements Start Here Course Information Content Bb Collaborate Calendar Forum DF Post Organize Forum Threads More Help 00
- Q Question 1 STV 1 atch the video and answer the questio
- Q A simulation is to be conducted to estimate the probability of getting at least 5 girls in a family of 10 children Which of the following is a reasonable way...
- Q 14 7 18 Points DETAILS HARMATHAP Let matrix A represent the sales in thousands of dol the same cities
- Q What is the element b13 b13 X 32 Need Help 7 14 Points A Read It DETAILS Watch It HARMATE Use the following matrix 1 2 0 1 2 3...
- Q A gene is composed of two alleles An allele can be either dominant or recessive Suppose that a husband and wife who are both carriers of the sickle cell anemia...
- Q 12 7 14 Points Find x y z and w x4 51 X
- Q 6 We know that if you toss a fair coin the relative frequency of heads overall should eventually approach 50 Suppose that you toss a fair coin 100 times and...
- Q d T N iz L Question 16 d the z score for the value 50 when
- Q 4 A covid 19 test manufacturer is testing its newest instant test It tests people 100 of whom are known to be have the virus The following ta results Test...
- Q ical and sis Quiz Question 19 of 21 A fitness instructor measured the heart rates of the parti in a yoga class at the conclusion of the class The data...
- Q Question 20 of t is the most common trick to mislead reade ose the correct answer below
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