Mean-median-standard deviation and range

Assignment Help Basic Statistics
Reference no: EM1319854

Creek Ratz is a very popular restaurant located along the coast of northern Florida. They serve a variety of steak and seafood dinners. During the summer beach season, they do not take reservations or accept "call ahead" seating. Management of the restaurant is concerned with the time a patron must wait before being seated for dinner. Listed below is the wait time, in minutes, for the 25 tables seated last Saturday night.

28

45

39

44

23

65

67

61

37

27

28

24

56

61

40

34

28

44

51

64

50

25

27

29

a. Explain why the times are a population.

b. Find the mean and median of the times.

c. Find the range and the standard deviation of the times.

Reference no: EM1319854

Questions Cloud

Test to see if population means are the same or different : Test to see if population means are the same or different
Hypothesis test for independent samples t-test : At the 0.10 significance level, can we conclude that the annual rates of return are higher on the big board?
State at least two hypotheses : State at least two hypotheses you might use, specifically stating the null & alternate hypotheses & the type errors that might occur.
Mean-median and standard deviation : Write a brief summary of the distribution of the area of homes.
Mean-median-standard deviation and range : Find the range and the standard deviation of the times.
Stating the null & alternate hypotheses : Stating the null & alternate hypotheses
Fin the critical value, test statistics and the conclusion : In a survey of 700 randomly selected workers, 16 percent got their jobs through   newspaper ads. Consider hypothesis test that uses 0.05 significance level [95 percent confidence interval], test the claim that less than 20 percent of workers got thei..
Find the test statistics : Find the test statistics
Find the critical value : Among 250 latex gloves, 7 percent leaked viruses. Using 95 percent confidence interval tests a claim that Viny gloves have a larger virus leak rate than latex gloves. Basically you need to answer the following questions.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Probability for owning a credit card

If student is chosen at random, determine the probability that he or she is sophomore and owns a credit card.

  Confidence interval for average number of credit card

Use this information to compute a 95% confidence interval for average number of credit cards carried by students.

  Plotting control limits for the mean outside diameter

Plot the control limits for the mean outside diameter and the range.

  Hypothesis test using one-way anova

Each scenario involves randomly selecting  n i  observations from four, independent, Normal populations as described.

  Determining x-bar and s for data set

Determine x-bar and s for this data set. You may suppose the values for bulb life are normally distributed. Use traditional method to make your decision.

  Explaining relationship between two variable by scatter plot

Create a scatter plot for those data. Based on scatter plot, how would you explain relationship between the two variable.

  Probability and z-score based on normal distribution

Assume that x has a normal distribution, with the specified mean and standard deviation. Find the indicated probabilities.

  Studying the daytime television viewing habits

Dr. Richmond, a psychologist, is studying the daytime television viewing habits of college students.

  Formulating the hypotheses-validity of the brokerage

Formulate the hypotheses that can be used to test the validity of the brokerage firm executive's claim.

  Squared deviations about regression line

If the sum of the squared deviations about the regression line is SSE = 40.0, what is the coefficient of determination?

  Width of a confidence interval

The width of a confidence interval will be:

  Overall sampling error in the entire distribution

One measure of the overall sampling error in the entire distribution of sample means is the

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