Compare the two servers with respect to the variation

Assignment Help Basic Statistics
Reference no: EM131399389

In an experiment, one female and one male restaurant server drew happy faces on the checks of randomly chosen dining parties. The figure for this exercise is a dotplot comparing tip percentages for the female (n = 22 checks) to the tip percentages for the male (n = 23 checks).

588_Figure 5.jpg

a. Compare the two servers with respect to the approximate centers (locations) of their tip percentages.

b. Compare the two servers with respect to the variation (spread) among tip percentages.

c. Explain whether you think there are any outliers in the dataset or not. If you think there are outliers, give their approximate values.

Reference no: EM131399389

Questions Cloud

Complete a profit and loss report for year ending : Students are required to analyse financial data. For this assessment, students should refer to the A2Z solutions 20XX Annual Report (Refer to Theory). Complete a Profit and Loss report for year ending 30 June 20XX as well as a debt-to-equity ratio ..
Discuss about the managing and prioritizing stakeholders : The instrumental approach, on the other hand, suggests that the notion of empathy is not necessarily needed for an organization to manage their stakeholders. Instead, an organization should manage their various stakeholder groups to maximize the ..
Identify the source of the ambiguity : identify the source of the ambiguity: (1) improper syntax (word order), (2) missing comma, (3) unclear pronoun reference, or (4) grouping of conflicting words.
Bearing on comparative costs : Why is it that the pre-trade production points have a bearing on comparative costs under in- creasing-cost conditions but not under conditions of constant costs?
Compare the two servers with respect to the variation : Compare the two servers with respect to the approximate centers (locations) of their tip percentage.- Compare the two servers with respect to the variation (spread) among tip percentages.
Statements to populate at least : Create a table named Faculty Courses to store the Faculty and the Courses they have taught. Youshould design the table based on the Faculty and Courses tables you previously created. Use Insert statements to populate at least 10 faculty records, 5 ..
What is your earliest memory of reading : What kinds of writing/reading have you done in the past - How much have you enjoyed the various kinds of writing/reading you've done and what are particularly vivid memories that you have of reading, writing, or activities that involved them?
Complete the ethical theories comparison chart : Over the course of thousands of years, various theories have been offered to explain the best way to determine what is ethical. The search for "good" or correct actions and thoughts has provided several strong approaches that are actively used tod..
System consists of three identical components : A system consists of three identical components. In order for the system to perform as intended, all of the components must perform. Each has the same probability of performance. If the system is to have a .92 probability of performing, what is the m..

Reviews

Write a Review

Basic Statistics Questions & Answers

  Judy holmes tire dealership problem

In the past, Judy Holmes's tire dealership sold an average of 1,000 radials each year. In the past two years, 200 and 250, respectively, were sold in fall, 350 and 300 in winter, 150 and 165 in spring, and 300 and 285 in summer.

  What proportion of plan recipients receive payment

A normal distribution with a mean of 68 years and a standard deviation of 3.5 years. What proportion of the plan recipients would receive payments beyond age 75?

  Standard deviation of steelworkers favour a strike

As number sampled is large and those advocating a strike constitute over 50%, can we suppose that majority of all steelworkers favour a strike?

  How does employee appearance affect customer ethics

Evaluate the research design in light of the stated research objectives - do the measurement scales used appear to be valid and reliable - Should multivariate analysis be used to understand the data?

  What is the forecast for july based on a three-month

what is the forecast for july based on a three-month weighted moving average applied to the following past demand data

  Find likelihood the sample mean is between given value

The mean fare charged for service from the beach to the airport is $18.00 and the standard deviation is $3.50. We select a sample of 15 fares. What must you assume to make the above calculation?

  Confidence interval for the true average number of months

Compute a 99% confidence interval for the true average number of months taken by bankruptcy petitioners to acquire debts listed on their petitions.

  Do a feasibility study to assess the likelihood of the proj

Do a feasibility study to assess the likelihood of the project being completed and producing useful results. If possible, the feasibility study should contain some preliminary results (e.g. a pilot data set and initial data analysis).

  Give a point prediction and a prediction interval

Run a simple linear regression of these five pairs of numbers and estimate a linear relationship between income and percentage growth in wealth.

  Regression equation to predict the cognitive series

Find the regression equation to predict the cognitive series score from the 7 minute screen score using SPSS. Be sure to write out the equation by hand using the variable names

  Are these data consistent with the hypothesis

Are these data consistent with the hypothesis that the distributions of the number of visitors for the three days are identical?

  Analyzing the number of chocolate chips per cookie

The manager wants to know the probability that any particular cookie will have fewer than 5. What type of probability distribution will most likely be used to analyze the number of chocolate chips per cookie?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd