Statistics question and answers for December 14, 2023
- Q 4 2 pts A group of students recorded the colors of all of the cars in a parking lot Their results are show to the right a How many cars...
- Q 1 2 pts Make a stem and leaf plot for the following exam scores 94 57 77 82 90 85 73 91 89 94 63 41 100 98 88
- Q 2 2 pts The distribution to the right shows the heights of black cherry trees a What is the class bucket width of this distribution b How many black cherry...
- Q 5 2 pts Round 1 99364 to a the nearest tenth b three decimal plac
- Q 6 1 pt Convert 48 to a simplified fraction
- Q 3 10 2023 Level 1 5 cm B 10 2023 Level 2 7 5 cm B 10 2023 Level 3 12 cm 3 10 2023 Level 4 15 cm 3...
- Q 3 1 pt Describe the shape of this distribution a Uniform b Bell shaped c Skewed right d Skewed left Frequency 6 5 3 2 2 3 data 4 5...
- Q 7 pts There are 12 M M s in a bag 3 of them are blue 5 are red and 4 of them are green We are going to draw...
- Q The pie chart to the right shows how adults rate their financial shape Suppose 4 people are chosen at random from a group of 1300 What is the probability that...
- Q 13 pts After a survey where students had to pick their favorite preferred genre of movie and their favorite preferred genre of music We put their results in the table...
- Q A 23 22 A A A 19 4 IN 3238 34 2A 23 INN A2 23 WIM 163 DA 4 4 A 44 49954 a fa 5 55 S 71...
- Q The contingency table below categorizes the passengers who survived the Titanic disaster based on the class of ticket they purchased and their gender Class Female Male Total 1st 191 2nd...
- Q A NA N 4 14 N4 40 Me 4 103 4 ne MA 4 45 4 SE 26 0 69 As shown above a classic deck of cards is made...
- Q jar contains 5 red marbles 2 white marbles and 6 blue marbles Two marbles are randomly selected from he jar with replacement Find the following probabilities Leave your answer as...
- Q A jar contains 4 red marbles numbered 1 to 4 and 10 blue marbles numbered 1 to 10 A marble is drawn at random from the jar Round your answer...
- Q 40 of all shoes sold are purchased online 10 of all shoes sold are returned and 4 of all shoes sold are both purchased online and returned a Find the...
- Q A coin is flipped and die is rolled once What is the probability of flipping a heads on the coin and rolling a 5 on the die Give your answer...
- Q Suppose you flip two coins What is the probability of getting at most one heads Give your answer as a reduced fraction
- Q A die is rolled twice What is the probability rolling a 5 first followed by rolling an even number Leave you answer as a reduced fraction
- Q One card is randomly selected from a standard deck of 52 cards What is the probability of randomly selecting a n Jack or Ace Enter your answer as a reduced...
- Q Maloree has asked her friends whether they prefer bacon or sausage She has recorded her results in the table below Sausage 20 16 36 Now that she s looking at...
- Q The following data represent the number of different communication activities used by a random sample of teenagers in a given week Complete parts a through d Activities Male Female Total...
- Q Suppose that E and F are two events and that N E and F 250 and N E 500 What is P FIE P FIE Round to three decimal places...
- Q uppose that E and F are two events and that P E and F 0 3 and P E 0 8 What is P FIE Tupo an integer or a...
- Q Suppose that E and F are two events and that N E and F 330 and N E 510 What is P FIE www P FIE Round to three decimal...
- Q The probability that a randomly selected individual in a country earns more than 75 000 per year is 7 5 The probability that a randomly selected individual in the country...
- Q Suppose that E and F are two events and that P E 0 3 and P FIE 0 8 What is P E and F P E and F Simuli
- Q Suppose that E and F are two events and that P E and F 0 3 and P E 0 8 What is P FIE P FE Type an integer...
- Q The notation P F E means the probability of event given event
- Q 5 30 A concern to public health officials is whether a concentration of lead in the paint of older homes may have an effect on the muscular development of young...
- Q 5 39 A consumer testing agency wants to evaluate the claim made by a manufacturer of discount tires The manufacturer claims that its tires can be driven at least 35...
- Q 5 16 A study is designed to test the hypotheses Ho 26 versus H 26 A random sample of 50 units was selected from a specified population and the measurements...
- Q Recognize the importance of accounting ethics and interperso resolving accounting issues analyze record and report financial information for a service business using Interpret and apply Generally Accepted Accounting Principles GAAP...
- Q 5 36 The ability to read rapidly and simultaneously maintain a high level of comprehension is often a determining factor in the academic success of many high school students A...
- Q 5 2 In the research study on percentage of calories from fat a What is the population of interest b What dietary variables other than PCF might affect a person...
- Q 5 1 The county government in a city that is dominated by a large state university is concerned that a small subset of its population has been overutilized in the...
- Q 5 7 asic Inferences About for a Normal Population Unknown 5 34 Provide the rejection region based on a t test statistic for the following situation a Ho 28 versus...
- Q 5 6 Refer to Exercise 5 5 The engineer in charge of the coffee manufacturing process examines the confidence intervals for the mean caffeine content calculated over the past several...
- Q 5 32 A tobacco company advertises that the average nicotine content of its cigarettes is at most 14 milligrams A consumer protection agency wants to determine whether the average nicotine...
- Q 5 33 A psychological experiment was conducted to investigate the length of time time delay between the administration of a stimulus and the observation of a specified reaction A random...
- Q 5 14 The housing department in a large city monitors the rent for rent controlled apartments in the city The mayor wants an estimate of the average rent The housing...
- Q 5 7 Refer to Exercise 5 5 Because the company is sampling the coffee production process every our there are 720 confidence intervals for the mean caffeine content u constructed...
- Q A geneticist conducts an experiment with beans one sample of offspring consisted of 461 green beans and 168 yellow beans Based on these results estimate the probability of getting an...
- Q On a 5 question multiple choice test where each question has 5 answers what would be the probability of getting at least one question wrong Give your answer as a...
- Q If one card is randomly selected from a well shuffled standard deck of 52 cards what is the probability that the card selected is a 5 Leave your answer as...
- Q 14 41 off 3 S NO ND off me 108 34 ne e re k 4 4 4 As shown above a classic deck of cards is made up of...
- Q A die is rolled once Find the probabilities of the given events Leave your answer as a reduced fraction a The number rolled is a 3 b The number showing...
- Q A group of people were asked whether they owned a dog The number of people that owned a dog was 158 and 186 responded that they didn t own a...
- Q 2 Identify at least five issues that former Vice President Atiku brought against President Tinubu with regard to his university admission and Chicago university certificate at the Chicago USA court...
- Q An individual s income varies with age The table shows the median income I of individuals of different age groups within the United States for a certain year For each...
- Q A couple are each carriers for sickle cell disease a recessive condition What is the probability that this couple will have 2 children with sickle cell and one child without...
- Q A study is designed to test the hypotheses Ho 26 versus H 26 A random sample of 50 units was selected from a specified population and the measurements were summarized...
- Q A friend wants to have four children What is the probability that she will have 3 girls and 1 boy 1 16 1 8 4 16 1 2
- Q Fill in the blank Two events E and F are probability of event F Two events E and F are ility of ovent F if the occurrence of event E...
- Q Rule
- Q A random sample of 15 college students were asked How many hours per week typically do you work outside the home Their responses are shown on the right Determine the...
- Q The following notes may be used for Population mean sigma know 9 2 Reject HO if X In X Za12 Zal2 n Test Statistic Z x o ol n Left...
- Q By measuring the absorbance readings of a set of McFarland standards construct a standard curve in Excel of bacterial cell concentration mL versus absorbance at 600 nm In addition Marco...
- Q 13 Select the appropriate description of the distribution 10 01223345678 11103459 12 035 13 1 Legend 10 0 represents 100 O Uniform O Bell shaped O Skewed Right O Skewed...
- Q Question 3 of 15 3 The following data set was collected from a survey 1 8 2 5 2 8 1 3 2 1 2 4 1 8 2 5...
- Q Question 14 14 Using the relative frequency distribution below determine the percentage of individuals who are at least 60 inches tall Height inches 50 54 99 55 59 99 60...
- Q 15 What percentage of individuals are 25 27 years of age inclusively 000 T T 22 23 24 25 26 27 Age Round your answer to the nearest hundredths Answer...
- Q 12 What percentage of observations are less than 120 11100223345568 12103458 13 046 14 13 Legend 11 0 represents 110 Round your answer to the nearest hundredths Answer Previous Answer...
- Q 8 Using the frequency distribution below determine the first upper class boundary Height inches 50 54 99 55 59 99 60 64 99 65 69 99 Answer Frequency 3 8...
- Q Question 5 of 15 5 The pie chart below summarizes the outcome of rolling a fair die 200 times How many rolls resulted in an upface value of 1 20...
- Q Using the cumulative frequency distribution below determine how many individuals ere in the 55 59 99 class Height inches Cumulative Frequency 50 54 99 55 159 99 60 64 99...
- Q 2 The following data set was collected from a survey 60 56 46 55 42 43 57 46 49 56 55 59 49 41 52 53 46 51 54 43...
- Q 4 The frequency distribution below summarizes the experience of any severe side effects among patients who were assigned to receive a new drug treatment in a randomized clinical trial What...
- Q Loey and Dane are a pair of MBIO 3812 students who have collected data in the lab which has allowe hem to generate a bacterial growth curve see figure below...
- Q 10 Using the cumulative frequency distribution below determine how many individuals were more than 30 years old Cumulative Frequency Age 1 10 11 20 21 30 31 40 41 50...
- Q 6 Using the frequency distribution below determine the class width Weight lbs 101 120 121 140 141 160 161 180 181 200 Answer Frequency 2 8 10 11 6 Previous...
- Q Examine the bacterial growth curve below Based on this growth curve there appears to be little change in the optical density between 270 to 310 minutes however your instructor assures...
- Q Listeria monocytogenes is a Gram positive bacterium that can cause a life threatening illness termed listeriosis This foodborne pathogen is especially dangerous if consumed by high risk groups that include...
- Q 1 The following data set was collected from a survey 30 25 25 23 31 31 21 19 32 26 32 23 32 20 20 25 25 20 18 29...
- Q Use PMT to determine the regular payment amount rounded to the nearest dollar In terms of 1 paying less in interest which is more economical for a 170 000 mortgage...
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