Perform test of company-s claim at alpha

Assignment Help Basic Statistics
Reference no: EM13108187

Baaby Ruth candy Company claims its 8 ounce candy bar is very consistent if weighed. It claims population standard deviation of weights is less than 1 ounce. Sample of fifteen 8 ounce Baby Ruth candy bars are weighed and it is found sample standard deviation is 0.6 ounces. Test company's claim at (alpha sign) is 0.05.

Reference no: EM13108187

Questions Cloud

Case study - mega beverage corporation : Mega Beverage Corporation will launch its new twelve-hour energy drink called the Viva in a few weeks. The company suggests a retail price of $3 for a 3-ounce bottle; however, the retail buyers must agree not to sell the drink for less than $2.75.
Compute probability of number of students with loan : Student record revealed that 16 out of a random sample of 64 of student with loans. It supposed that current rate is persisting across all students. Compute probability that number of students with loans will be less than 375.
Wilcoxon-whitney test : What is a Wilcoxon-Whitney Test and when is it used? I am not sure when to use the Wilcoxon-Whitney Test and what it is testing.
Determining non parametric tests : Assume that each of the following studies cannot be analyzed using a parametric procedure. For each of the following studies (below), indicate the appropriate nonparametric procedure, and explain why you chose it.
Perform test of company-s claim at alpha : ample of fifteen 8 ounce Baby Ruth candy bars are weighed and it is found sample standard deviation is 0.6 ounces. Test company's claim at (alpha sign) is 0.05.
Mann-whitney u test : Dan Thompson, the president of CEO Airlines, recently noted an increase in the number of no-shows for flights out of Atlanta.
Find whether demand and unit price are related using t test : Carry out t test and find out whether or not demand and unit price are related. Let a=.05. Carry out an F test and find out whether or not demand and unit price are related.
Alternatives to a chi squared test. : Is there an alternative test to the chi squared test? What if my results give an expected frequency below 5, which stats book states that these should be treated with caution?
Comparing proposed policy to the current income tax system : Imagine that the U.S. Congress decides to completely overhaul the current federal income tax system because of its tremendous complexity and is considering a flat-rate income tax with no exemptions.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Determining trading strategies involving options

Assume that the price of non-dividend paying stock is $32, its volatility is 30%, and the risk-free rate for all maturities is 5% per annum. Use derivagem to calculate the costs of setting up the following positions.

  Confidence interval for proportion-defective dolls

A shipment of 500 dolls is received by Panda Importers. The quality control manager selects a random sample of 75 to test. Five are bound to be defective. Construct a 90 percent confidence interval for the population proportion of defective dolls ..

  Qualitative and judgmental statistical time-series

Explain the differences between qualitative and judgmental statistical time-series, and explanatory/causal forecasting models.

  What is confidence interval for the average number of chips

how many chocolate chip cookies will he need to sample to estimate the mean to within 2, what is a 99% confidence interval for the average number of chips per cookie?

  Test for two independent sample using excel

At the .05 significance level, can we conclude that there is a difference in their mean times?

  Simple linear regression model problem

A fellow researcher fits a simple linear regression model Yi = α + βXi + ui by least squares, but has doubts that the first least squares assumption E(ui |Xi) = 0 is correct for her data set.

  Affirmative action programs for women and minorities

A sociologist wishes to conduct a poll to estimate the percentage of Americans who favor affirmative action programs for women and minorities for admissions to colleges and universities.

  The dependent t-test for paired samples

Ace Jack had no idea whether the $100,000 he pays for training for his used car salespeople works.

  Distribution of gas prices in the area

Suppose today's sample yielded a mean of $4.19 and a standard deviation of $0.10, create and interpret a 99% confidence interval for the population standard deviation. Assume the distribution of gas prices in the area follows a normal distribution..

  Reasonable conclusion of the population mean

Would it be reasonable to conclude that the population mean is 63 pounds?

  Probability of randomly selecting a male

What is the probability of randomly selecting a male from this group?

  Frequency distribution table with proportions

Develop a frequency distribution table with proportions. What is an experiment? Can you describe what a Group Frequency Distribution Table is and what it looks like?

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