The number of car sales made per week for each car salesman of a company is listed below: 1, 1, 3, 4, 5, 6, 6, 6, 7, 8, 9 Calculate the median number of car sales for an employee. O 7 sales O 5.5 sales O 5 sales 6 sales

Q: A data set about speed dating includes "like" ratings of male dates made by the female dates. The…

A: Sample size (n)=194  Sample mean=6.86  Sample standard deviation =2.07  At level of significance…

Q: Question 6 Which solution is a feasible solution for a minimization problem, given the following two…

A: Feasible solution is the solution which satisfy all the constraints of the linear program. Which…

Q: Using The t Distribution Table, find the critical value(s) for the t test for a right-tailed test…

A: Answer:- Given, sample size, n = 14  So, degrees of freedom, df = (n-1) = (14-1) = 13 Significance…

Q: Find the critical t value that corresponds to 98% confidence, assume 9 degrees of freedom (two tail)…

A: Answer: From the given data, 98% confidence interval, degrees of freedom (df) = 9

Q: You have a 4 sided die (with numbers 1,2,3, and 4) that you are going to throw. You are told that…

A: The numbers on die (X) 1 2 3 4 Probability (P) 0.3 0.3 0.2 X

Q: Consider a normal population with mean = 82 and standard deviation = 12. If a random sample of size…

A: This question explores the probability of a sample mean falling within a certain range when a random…

Q: You are analyzing the number of bird species found in each county of Massachusetts. You have one…

A: When analyzing the number of bird species found in each county of Massachusetts, a statistical model…

Q: Assume that a sample is used to estimate a population proportion p. Find the 95% confidence interval…

A: Suppose p is the true population proportion of successes.

Q: The SPSS output below shows the relation between quadriceps force and potential injury score. If a…

A: Based on the SPSS output provided, the regression equation for the relationship between quadriceps…

Q: Suppose a study reported that the average person watched 1.87 hours of television per day. A random…

A: Answer  Population mean = 1.87 Sample mean = 3.033 Standard deviation =1.337 Sample size =15 Level…

Q: Suppose a study reported that the average person watched 1.87 hours of television per day. A random…

A: Consider that μ is the population mean amount of television watched by the average person per day.

Q: What is the probability that a randomly selected student has a Microsoft product and an Apple…

A: The event A defines a randomly selected student has an Apple product and the event B defines a…

Q: A report statesb that 49% of home owners had a vegetable garden, how large a sample is needed to…

A: Answer: From the given data, Population proportion (p) = 49% = 0.49 Margin of error (ME) = 8% = 0.08…

Q: Estimate A 96% confidence interval for the following data n=33, X bar= 108, sigma= 45 Round…

A: Answer: From the given data, sample size(n) = 33 mean (x¯) = 108 standard deviation(σ) = 45 96%…

Q: Derive the estimators of the parameters in the simple Linear Regression Model using Maximum…

A: Y=βo+ β1Xi;

Q: A B C D y= 117.47-0.13x y= 112.7+3x y= 117.47+0.13x y= 112.7-2x Franklin Tooling, Inc., manufactures…

A: x y x2 y2 xy 1 117 1 13689 117 2 116 4 13456 232 3 123 9 15129 369 ∑x = 6 ∑y = 356 ∑x2 = 14…

Q: One​ year, the mean age of an inmate on death row was 39.1 years. A sociologist wondered whether the…

A: Population mean, μ=39.1 Sample size, n=32 Sample mean, x¯=37.7 Sample standard deviation, s=9.2…

Q: The paper “Linkage Studies of the Tomato” (Transactions of the Canadian Institute, 1931) reported…

A: H0: The proposed 9:3:3:1 genetic model is correct. Ha: The proposed 9:3:3:1 genetic model is not…

Q: The 95% confidence interval for B₁ is the interval: OA. (B₁-1.96SE (B₁). B₁+1.96SE (B₁)). А. OB. (B₁…

A: The study is about the 95% confidence interval for β1.

Q: The manager of a grocery store has taken a random sample of 100 customers. The average length of…

A: Answer:- Given, Sample size, n = 100  Sample mean = 3.0 minutes  Standard deviation, σ = 1.0 minute.…

Q: Find the value of the test statistic. (Round your answer to two decimal places.) 0.02 Find the…

A: The correct hypothesis will be: H0 : μA = μB = μC Ha : Not all the population means are equal.

Q: -0.60 0.40 -0.50 0.50 0.40 and reliability coefficients abov cond factors is respectively for this…

A: Sr. No. factor-I Factor-II 1 0.70 -0.60 2 0.60 0.40 3 0.70 -0.50 4 0.60 0.50 5 0.50 0.40

Q: Determine the minimum sample size required when you want to be 95% confident that the sample mean is…

A: Population standard deviation(σ)=19.2 Margin of error(E)=1

Q: Assume that a sample is used to estimate a population proportion p. Find the 98% confidence interval…

A: The question is about confidence interval Given : Sample size ( n ) = 346 sample prop. of success (…

Q: The degree of freedom for chi square test of a contingency table, with 11 rows and 8 columns is....

A: Answer: From the given data, number of rows (r) = 11 number of columns (c) = 8

Q: For the given P-value, refer to the table to determine the strength of the evidence against the null…

A: Answer  Given  P-value               Evidence against H0 P>0.10                      Weak or none…

Q: You wish to test the following claim at a significance level of 0.001. Ho : | = 80.9 Η : μ # 80.9…

A: given datahypothesis : H0 : μ = 80.9H1 : μ ≠ 80.9n = 123x¯ =76.2s = 20.1α = 0.001 as per guideline…

Q: Find the variance for the given data, 15,3,6,18,17

A: Answer: From the given data, 15,3,6,18,17 Sample size(n) = 5

Q: An ethanol railroad tariff is a fee charged for shipments of ethanol on public railroads. An…

A: The standard deviation is $900, and the sample size is 200.

Q: Automatic Screen Door Manufacturing Company purchases door latches from a number of vendors. The…

A: Sample size n=20 If 3 latches can be defective, the incoming lot is still accepted. Let X be the…

Q: 5. A random sample of 150 women and 150 men from the California Health Survey were selected and the…

A: “Since you have posted multiple questions, we will provide the solution only to the first question…

Q: if probability of choosing a red chip from a bucket is 0.36, what is the probability of not choosing…

A: Answer: From the given data, The probability of choosing a red chip from a bucket is 0.36 P(a red…

Q: What is the p-value of F = 3.120, with df₁ df2= 20, at two-tailed test? 0.007 0.014 0.993 0.986 11

A: From the provided information, F = 3.120  df1 = 20 df2 = 20

Q: Are there differences in airfare depending on which travel agency website you utilize? Suppose the…

A: The correct hypothesis will be: H0 : μA = μB = μC Ha : Not all the population means are equal.

Q: Find the mean and standard deviation for the binomial distribution, P=0.65,n=18

A: Answer: From the given data, Sample size(n) = 18 P = 0.65 and q = 1 - p = 1 - 0.65 = 0.35

Q: constructu a 95% confidence interval estimate for the population standard deviation, of the annual…

A: Sample size, n=14 Sample standard deviation, s=3725 Confidence level=95%

Q: The degree of freedom for chi square test of a contingency table, with 9 rows and 7 columns is....

A: Answer: From the given data, number of rows (r) = 9 number of columns (c) = 7

Q: Researchers claim that the surface temperature of the world's oceans mainly changes with changing…

A: The purpose of this experiment is to examine the claim that the surface temperature of the world's…

Q: A cookie company has developed a new recipe that is cost saving in production. However, they are…

A: Rater New Old 1 4 6 2 7 5 3 3 6 4 8 9 5 5 2 6 9 9 7 7 10 8 5 4 9 6 8 10 9 7 11…

Q: The effectiveness of a blood-pressure drug is being investigated. An experimenter finds that, on…

A: From the provided information, Sample mean (x̄) = 56.9, Standard deviation (s) = 14.3 Sample size…

Q: We are to roll three (3) dice (each six sided, with numbers 1 to 6), and record the sum of the three…

A: We are to roll three (3) dice (each six sided, with numbers 1 to 6), and record the sum of the three…

Q: 1)An advertisement for a popular weight-loss clinic suggests that participants in its new diet…

A: Sample size n =18 Sample mean=10.8 Standard deviation =2.4

Q: The bar graph below shows the percentage of students who received each letter grade on their last…

A: Answer:- Given, The class contains 20 students.  According to the bar graph, the percentage of…

Q: 2010 Income Distribution up to $100,000 The following table shows the distribution of household…

A: The data for the samples of 1000 households with income is given.

Q: A taxi company tests a random sample of 10 steel-belted radial tires of a certain brand and records…

A: Answer  Given  68000, 54000, 47000, 52000, 41000, 58000, 61000, 51000, 47000, 59000. sample size [n]…

Q: The data in the table is the number of absences for 7 students and their corresponding grade. E…

A: The number of students n is 7.

Q: In a study on infants, one of the characteristics measured was head circumference. The mean head…

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

Q: Construct the indicated confidence interval for the population mean y using the t-distribution.…

A: The desired confidence limit, c=0.98=98%. The sample mean, x¯=13.4. The sample standard deviation,…

Q: A study considered whether daily consumption of garlic could reduce tick bites. The study used a…

A: Hypothesis is an assumption that is being tested.

Q: Give the test statistic and the p-value. Round your answer for the test statistic to two decimal…

A: Sample size nd=25 Sample mean xd=12.93 Standard deviation sd=13.5