Math

StatisticsQ&A LibraryThe International Business Society conducts a series of managerial surveys to detect challenges that international managers encounter and what strategies help them overcome those challenges. A previous study showed that employee retention is the most critical organizational challenge currently confronted by international managers. One strategy that may impact employee retention is a successful employee recognition program. The International Business Society randomly selected 423 small firms and 192 large firms. The study showed that 326 of the 423 small firms have employee retention programs compared to 167 of the 192 large organizations. 1. At the 0.01 level of significance, is there evidence of a significant difference between small firms and large firms concerning the proportion that has an employee recognition program? b.Find the p-value and interpret its meaning? c.Construct and interpret a 99% confidence interval estimate for the difference between small firms and large firms concerning the proportion of employee recognition programs.Start your trial now! First week only $4.99!*arrow_forward*

Question

The International Business Society conducts a series of managerial surveys to detect challenges that international managers encounter and what strategies help them overcome those challenges. A previous study showed that employee retention is the most critical organizational challenge currently confronted by international managers. One strategy that may impact employee retention is a successful employee recognition program. The International Business Society randomly selected 423 small firms and 192 large firms. The study showed that 326 of the 423 small firms have employee retention programs compared to 167 of the 192 large organizations.

1. At the 0.01 level of significance, is there evidence of a significant difference between small firms and large firms concerning the proportion that has an employee recognition program?

b.Find the p-value and interpret its meaning?

c.Construct and interpret a 99% confidence interval estimate for the difference between small firms and large firms concerning the proportion of employee recognition programs.

Tagged in

Math

Statistics

Find answers to questions asked by students like you.

Q: Help

A: In this case, Annual Charge is the dependent variable and Annual Income, Household Size, Education, ...

Q: Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O...

A: n= 181xbar = 29.5s = 6.1

Q: Many people think that a national lobby's successful fight against gun control legislation is reflec...

A: Click to see the answer

Q: The records of a casualty insurance company show that, in the past, its clients have had a mean of 1...

A: Given, Client had the mean 1.7 auto accidents per day and variance is 0.0016

Q: Statistics Question

A: Probability: Probability is a chance factor that occurs at every outcome of a random experiment. Pro...

Q: In order to test the following hypotheses at an a level of significance Ho:HS 800 H: u > 800 the nul...

A: Given hypothesis is, H0:μ≤800Ha:μ>800 Here, the alternative hypothesis is greater than case. That...

Q: 2. A school keeps a record of drinks purchased from their cafeteria. The data in the table show the ...

A: Since you have asked multiple questions, so we will solve the first question for you. If you want an...

Q: In a recent year, the scores for the reading portion of a test were normally distributed, with a m...

A: Hey, since there are multiple subparts posted, we will answer first three subparts. If you want any ...

Q: If n = 240 and p = 0.9, construct a 90% confidence interval about the population proportion. Round y...

A: Click to see the answer

Q: The United States ranks ninth in the world in per capita chocolate consumption; Forbes reports that ...

A: Null hypothesis: H0: µ≤ 9.5. Alternative hypothesis: Ha:µ> 9.5. Here, the sample mean, x-bar is 1...

Q: Find the P-value for a left-tailed hypothesis test with a test statistic of z = - 1.68. Decide wheth...

A: It is given that, the test is a left-tailed hypothesis (One-tailed test) with Z=-1.68 So, P-value is...

Q: attached image plase answer except section A because it is already answered.

A: From the provided information, Population proportion p = 0.19 Sample size (n) = 389 Out of which 51 ...

Q: Variance and Standard Deviation What are the steps for calculating variance? Steps for standard d...

A: 18, 15, 20, 22, 25

Q: According to a reputable magazine, 35% of people in a certain large country have sleepwalked at leas...

A: According to a reputable magazine. 35% of people in a certain large country have sleepwalked at leas...

Q: You might think that if you looked at the first digit in randomly selected numbers that the distribu...

A: Note: Thank you for the question. Since multiple subparts are posted, according to our policy, we ar...

Q: Show work please and thank you the box plot is in the image view The boxplot below shows salaries f...

A: Boxplot is the graphical summary of five number summary of the data which is minimum, first quartile...

Q: problem attached. please help me with the full solutions, and matrixes in beginning.

A: Null Hypothesis H0 Infant is fed and autism is independent Alternative Hypothesis Ha I...

Q: A team of government researchers would like to determine whether a new tax on cigarettes has any eff...

A: From the provided information, Sample size (n) = 25 Sample mean (x̅) = 380 Sample standard deviation...

Q: Find the probability and interpret the results. If convenient, use technology to find the probabilit...

A: Solution: Let X be the salary for environmental compliance specialists. From the given information, ...

Q: Show work please. Thank you. A hypothesis test to test the claim about a population mean in which t...

A: The degrees of freedom is, df=n-1=14-1=13 The degrees of freedom is 13. The significance level is 0....

Q: Consider the following hypothesis test. HoiH2 70 HaiH< 70 A sample of 100 is used and the population...

A: Here, the population standard deviation is 12.So, the statistic is given by, Z = x - 7012100 = x - 7...

Q: Assuming the population has an approximate normal distribution, if a sample size n = 11 has a sample...

A: Question 9: The sample size is 11, and sample standard deviation is 10. The confidence level is 80%....

Q: Suppose a population is known to be normally distributed with a mean, μ, equal to 116 and a standard...

A: Solution: Let X be the random variable. From the given information, X follows normal distribution wi...

Q: 1. calculate the mean and standard deviation for this data set. Interpret the values you got. 2. Del...

A: X (x-xbar)^2 132 994.3511 192 810.3511 164 0.217778 111 2759.751 170 41.81778 159 20.551...

Q: SAT scores are distributed with a mean of 1,500 and a standard deviation of 300. You are interested ...

A: State the given values. The z value at 95% confidence level is 1.96.

Q: Hi, Can you please assist with the calculations and explainations with the question in the picture ...

A: Click to see the answer

Q: The weights of ice cream cartons are normally distributed with a mean weight of 13 ounces and a stan...

A: From the provided information, Mean (µ) = 13 Standard deviation (σ) = 0.5 Let X be a random variable...

Q: The average number of miles (in thousands) that a car's tire will function before needing replacemen...

A: Click to see the answer

Q: A shareholders' group is lodging a protest against your company. The shareholders group claimed that...

A: Click to see the answer

Q: The manager of a laptop computer dealership is considering a new bonus plan in order to increase sal...

A: The target is to increase sales. So , we will need to test increase in sales versus it remains the s...

Q: A student is interested in the relation between ?,the number of job changes and ?, the annual salary...

A: As we are authorized to answer only 3 subparts for each question and that you haven't specified whic...

Q: The scores of the 48 members of a sociology lecture class on a 50-point exam were as follows. Comple...

A: Frequency of each class is obtained by counting the number of times each data point appeared in each...

Q: A study investigated survival rates for in-hospital patients who suffered cardiac arrest. Among 58,5...

A: n1=58593 , x1=11604n2=28155 , x2=4139α=0.01

Q: Suppose that the average number of Facebook friends users have is normally distributed with a mean o...

A: Mean of the sampling distribution of the sample mean is, Thus, the Mean of the sampling distributio...

Q: b. Draw all possible samples of size 3 without replacement from the population (R+1), (R+2), (R+3), ...

A: Click to see the answer

Q: Nationally, patients who go to the emergency room wait an average of 4 hours to be admitted into the...

A: a. Since the population standard deviation is unknown, the appropriate test is one sample t-test. ...

Q: An automobile assembly line operation has a scheduled mean completion time, μ, of 12.8 minutes. The ...

A: Click to see the answer

Q: Assume that a sample is used to estimate a population mean u. Find the 90% confidence interval for a...

A: Here sample mean and sample standard deviation is given. Population standard deviation is not known....

Q: The amount of coffee that people drink per day is normally distributed with a mean of 17 ounces and ...

A: 1. It is given that the amount of coffee that people drink per day follow normal distribution with m...

Q: Consider the following data coming from a study of three different groups. For this question, assume...

A: The G is computed as below: G=sum of all observationsTotal number of observations=1+3+3+1+5+3+4+4+6+...

Q: (a) Determine the critical value(s) for a right-tailed test of a population mean at the α=0.05 le...

A: a) Given information- We have given a right-tailed test of a population mean. Significance level, α ...

Q: Marta Human Resource manager has asserted that Marta workers work, on average, no more than three ho...

A: Click to see the answer

Q: Acme Trucking claims the average hourly salary of its mechanics is $9.25, with a standard deviation ...

A: Null Hypothesis: H0:μ≥9.25 Alternative Hypothesis: H1:μ<9.25 Given information: μ=9.25x¯=8.95σ=1....

Q: Given that the null hypothesis to be tested is Hg: Hg = 0 at a = 0.05, and the test statistic is 1.0...

A: The test statistic is 1.04. The degrees of freedom is n-1 = 7-1 =6.

Q: John Believes that 50% of first-time brides in US are younger than than their grooms. He performs a ...

A: Sample size n= 100 let X be the number of first time brides who are younger than their grooms = 53 L...

Q: First square options are "less than, less than or equal to, greater than, greater than or equal to, ...

A: Consider that μ defines the population mean monthly mileage.