Review case about the paint supply store

Assignment Help Basic Statistics
Reference no: EM131689608

Question: The manager of a paint supply store wants to determine whether the mean amount of paint ontained in 1-gallon cans purchased from a nationally known manufacturer is actually 1 gallon. You know from the manufacturer s specifications that the standard deviation of the amount of paint is 0.02 gallon. You select a random sample of 50 cans, and the mean amount of paint per 1-gallon can is 0.995 gallon.

a. Is there evidence that the population mean amount is different from 1.0 gallon (use α = 0.01)?

b. Compute the p-value and interpret its meaning.

c. Construct a 99% confidence interval estimate of the population mean amount of paint.

d. Compare the results of (a) and (c). What conclusions do you reach?

Reference no: EM131689608

Questions Cloud

Manufacturers specifications for mean breaking strength : Is there evidence that the machine is not meeting the manufacturers specifications for mean breaking strength? (Use a 0.05 level of significance.)
Describe your process improvement project : Develop a 525-word executive summary in which you describe your process improvement project .
Threat categories and associated business : What are the threat categories and associated business impact for each. give one major disaster in the plan.
Determine how the system currently works : In other words, you work with the client to determine how the system currently works, then build a model to create a document establishing a baseline.
Review case about the paint supply store : The manager of a paint supply store wants to determine whether the mean amount of paint ontained in 1-gallon cans purchased from a nationally known.
Function and configuration for trunking : Discuss the relationship of VLANs and trunking along with the types of Ethernet trunking mechanisms.
Codes of conduct in a business environment : Describe the importance of ethics and codes of conduct in a business environment. Assess the impact that these have on business operations.
Determine the mean life of a large shipment of light bulbs : The quality control manager at a light bulb factory needs to determine whether the mean life of a large shipment of light bulbs is equal to 375 hours.
Define what messages about the substance are being portrayed : Read the AAP Policy Statement located below. Make some notes for yourself about points of agreement or disagreement you have with the statement

Reviews

Write a Review

Basic Statistics Questions & Answers

  For each of these items be sure to sketch the graph and

for each of these items be sure to sketch the graph and shade the are of interest. scores on a standarized exam are

  Determining sampling distribution of sample mean

The average price of a home is reported to be $203,190. Use this price as the population mean, and assume the population standard deviation is 43,890.

  High-pressure sales tactics or door-to-door salespeople

High-pressure sales tactics or door-to-door salespeople can be quite offensive. Many people succumb to such tactics, sign a purchase agreement, and later regret their actions. In the mid-1970s, the Federal Trade Commission implemented regulations ..

  Collectively exhaustive event

If two events are collectively exhaustive, what is the probability that both occur at the same time?

  Select one of the data sets from the gss data disk to use

Based on your SPSS analysis, report the results using correct APA format. Include results for post hoc tests where appropriate. Your report should include the following:

  How many combinations of crust and sauce are involved what

doms pizza company uses taste testing and statistical analysis of the data prior to marketing any new product. consider

  What kind of variable is the company studying

The researchers measure how many minutes it takes for half of the substance to exit the bloodstream. What kind of variable is the company studying?

  Computing t-test critical value if variances are equal

How many degrees of freedom must researcher use in her t-test critical value supposing that variances are equal?

  Define the mean in the context of the problem formulate the

the mean drying time of a brand of spray paint is known to be 90seconds. the research division of the company that

  Explain the hardy-weinberg law

Find the probabilities of each possible genotype (AA, Aa, aa) for a child of two random parents. Explain what this says about stability of the Hardy-Weinberg.

  Starting with the formula and substituting values for each

starting with the formula and substituting values for each variable provide all the steps of the calculations to arrive

  Research using five step hypothesis

From the given research, compare the major players better at batting than 20 years ago using five step hypothesis.

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