The accompanying table shows the discrete probability distribution for the number of bedrooms per house in a certain​ community: a. Determine the mean number of bedrooms per house. b. Determine the standard deviation for the number of bedrooms per house.   Number of Bedrooms    Probability 3                                   0.21 4                                   0.54 5                                   0.17 6                                   0.08

Q: A botanist grew 24 pepper plants on the same greenhouse bench. After 21 days, she measured the total…

A: The given data is 9.8, 10.1, 10.9, 11.3, 11.8, 11.9, 12.0, 12.0, 12.1, 12.2, 12.2, 12.3, 12.5, 12.6,…

Q: 12.2 12.2 12.5 13.2 13.2 13.5 What terms can be used to classify the variable of interest in this…

A: It is given that a botanist grew 24 pepper plants on the same greenhouse bench.

Q: Identify the null and alternative hypotheses for this test. Choose the correct answer below. OA. Ho:…

A: Let p be the population proportion  n be the sample size  p^ be the sample proportion

Q: A pharmacist receives a shipment of 2121 bottles of a drug and has 44 of the bottles tested. If 66…

A: Given pharmacist receives a shipment of 21 bottles of a drug and has 4 of the bottles tested. If 6…

Q: the expression in the accompanying discussion of sample size to find the size of each sample if you…

A:

Q: A researcher wanted to know which smartphone is more popular to the customers in terms of: OPERATING…

A: Since you have posted a question with multiple subparts, we will solve first three sub-parts for…

Q: Date: Question shows the The following population of Idaho for the given year. Year 1950 597,000…

A: Given: The population in 1980 is = 951,000 The population in 2020 is = 1,831,000 Formula Used:…

Q: A quality control inspector has drawn a sample of 2020 light bulbs from a recent production lot. If…

A: From the provided information, Sample size (n) = 20 20% of the bulbs in the lot are defective that…

Q: er of games won by a major league baseball team in a season related to the team batting average? The…

A: Given that We have to find a .. correlation coefficient b..Least Square line  c... percent of…

Q: Calculate the z-score for a raw score of 10, if the distribution's mean and standard deviation are 5…

A: Given X = 10 μ= 5 S= 4

Q: 1. Find the number of rearrangements of the word OCEANOGRAPHER subject to the following…

A: For arrangements,generally we use permutations concept. Here in order to find the number of…

Q: right skewed data set has a mean of 35 and a standard deviation of 25. What can be said about the…

A: Given that  Mean = 35  Standard deviation = 25 Right skewed data

Q: According to the Philippine Statistics Authority, the growing number of Cavite inhabitants may be…

A: Hint: Inferential statistics helps in analyzing and estimating the population parameters. It infers…

Q: This example teaches you how to perform a single factor ANOVA (analysis of variance) in Excel. A…

A: Given: The given data is  Economics Medicine History 42 69 35 53 54 40 49 58 53 53 64 42…

Q: 3.18. A manufacturer of television sets is interested in the effect on tube conductivity of four…

A: Given Information: Consider the given dataset: Coating Type Conductivity 1 143 141 150 146 2…

Q: 3. In the 1980s, Tennessee conducted an experiment in which kindergarten students were randomly…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: *3.69 What is the sensitivity of the test for moderate-smoking students (students who smoke 15-44…

A: The sensitivity is given by Sensitivity=Pr(Test+|students who smoke 15−44cigarettes per week)

Q: A 2012 survey of a random sample of 2253 US adults found that 1,329 of them reported using a search…

A: Given that, random sample  is 2253 and sample chosen 1329. We will use sample proportion to find…

Q: A conservative investor would like to invest some money in a bond fund. The investor is concerned…

A:

Q: At Atlanta’s Hartsfield International Airport, airport officials monitor the average time taken to…

A: From the provided information, Sample size (n) = 35 Sample mean (x̄) = 17 Standard deviation (s) = 5…

Q: A group of college students were surveyed to learn how many times they visited a dentist in the…

A: given data y p(y) y*p(y) 0 0.17 0 1 0.48 0.48 2 0.35 0.70     Σy*p(y) = 1.18

Q: Hamilton Shelby Sample size 150 200 Number of "low-birth-weight babies 22 22 8) Develop a 95%…

A: Formula : CI=(p̂1-p̂2) ± ME

Q: Problem Suppose the number of beds in a sample of 12 private hospitals and 15 public hospitals were…

A: For Private hospital:  5th percentile is, P5= 5*(12+1)/100 th term = 0.65th term = 1st term  = 127…

Q: The intern recently visited a busy convenience store near the corporate headquarters. She observed…

A: Given that λ = 14 per hour Using Poisson distribution P(x) = e-λλx/x!

Q: The mean height of males 20 years old or older is 69.1 inches with a standard deviation of 2.8…

A: given data x = height of 20 years old or older μ = 69.1  inchesσ = 2.8 incheskevin's height,x = 83…

Q: define bionomial experiment.also dicus its properties with examples

A: A binomial experiment is essentially characterized by "binomial distribution". For a variable X,…

Q: 6. The NBA decided to host a Free Throw competition to engage more basketball fans. The competition…

A: Q1 is the lower quartile. 25% of the data falls lower than Q1 Q3 is upper quartile. 25% of the data…

Q: The accompanying data are the weights (kg) of poplar trees that were obtained from trees planted in…

A: a. Claim: Different treatments result in the same mean weight. Null Hypothesis: H0:μ1=μ2=μ3=μ4…

Q: We obtain the following supply curve of computers from a regression of quantity supplied on price in…

A:

Q: Which of the following is not a step in the procedure for two-way ANOVA to test for an interaction…

A: A two-way ANOVA test for an interaction effect, an effect from the row factor and an affect from the…

Q: ← The numbers of regular season wins for 10 football teams in a given season are given below.…

A: Standard deviation is square root of variance

Q: In a graduate probability course, 7 students are enrolled. After midterm, the marks (out of 100)…

A: Given: n = 7 Formula Used: Q1 = n+14thterm Median Q2 = 2(n+1)4thterm Q3 = 3(n+1)4thterm Standard…

Q: 1) The below diagram shows two jugs that are similar. The volume of the smaller jug Is 0.8L. What is…

A: Basic concept of probability are used to solve the given problem Given, cost of 160 mm…

Q: *3.68 What is the sensitivity of the test for light-smoking students (students who smoke ≤ 14…

A: The sensitivity of the test is given by : Sensitivity=Pr(Test+|students who smoke≤14 cigarettes per…

Q: rdinary samples of Tropical Medicine, by my of dogs to principal investigator Steve Lindsay). The…

A: The question is about categorical data analysis Given : TI-3/84 Calculator output : χ2 = 19.48955127…

Q: The graph below shows the weighting of assignments of Alice's History Course Assignment Weight Class…

A: The weights of assignments of Alice's history course is given.

Q: Determine whether the given procedure results in a bionomal distribution

A: According to given question, Total number of people=58 Out of 58, 15 are women and number of men…

Q: Giving a test to a group of students, the grades and gender are summarized below A B с Male 16 11 12…

A:

Q: The table below contains the periodontal status of individuals and their sex. Periodontal status…

A:

Q: Champion Cooling has just signed a contract to rooftop air conditioners for another company. The…

A: From the given information, The total flow time is, Total flow time=5+6+7+5+10+7=40 minutes. Given…

Q: Consider the table below: Classes Frequency, (Mass) (kg) 30.00< 40.00 40.00 < 50.00 50.00 - 60.00…

A:

Q: 3): Do the out put provid to indicate the to 3 CGPA One Sample Statistics N Std Deviction So average…

A: Given Population mean μ=3  Sample mean x̄=3.015  df=49

Q: Suppose that 90% of all batteries from a supplier have acceptable voltages. A certain type of…

A: Given that 90% of all batteries from asupplier have acceptable voltages. n =10,P(X&gt;=9) =?

Q: Giving a test to a group of students, the grades and gender are summarized below A B с Male 2 11 6…

A: A B C total male  2 11 6 19 female  7 16 15 38 total 9 27 21 57

Q: Researchers are interested in how long it takes people to complete the hobbit and orcs problem.…

A: let participants completed problem in time x. μx= 660σx= 120now, y = x - 60then new S.D. σy = ?

Q: Problem 2: Exercise 2.92 in the textbook, page 71. Suppose the diagram of an electrical system is as…

A: Given that, The diagram of an electrical system is given.All the components probabilities bare…

Q: 3.26. Three brands of batteries are under study. It is suspect- ed that the lives (in weeks) of the…

A: From the given information, there are three brands of batteries and each brand has 5 batteries.…

Q: A student's alarm clock fails to go off 1 time out of 3. In addition, the student misses the bus…

A: Let us denote the events: A: Alarm works. B: student miss the bus C: Student arrives the class late.…

Q: Two groups are running a race. The first group is made up of 6 students and the second group is made…

A: group 1 n1 = 6x1 = 521.4group 2n2 = 8x2 = 502.6find average (x) = ?

Q: (a) Are the lives of these brands of batteries different? (b) Analyze the residuals from this…

A: Given information: Consider the given dataset: Weeks of life Brand 1 Brand 2 Brand 3 100 76…