Formulate the null and the alternative hypotheses

Assignment Help Basic Computer Science
Reference no: EM132187788

The security department of a factory wants to test the claim that the true average time required by the night watchman to walk his round is more than 25 minutes. In a random sample of 49 rounds, the night watchman averaged 26.1 minutes with a standard deviation of 3.5 minutes.

(a) Formulate the null and the alternative hypotheses in terms of the population mean.

(b) State the test statistic.

(c) State the rejection region corresponding to α = 0.025.

(d) Obtain the value of the test statistic and make an appropriate decision.

(e) State your conclusion in terms of the original problem.

(f) Calculate the p-value for the test. Explain the meaning of the p-value.

 

Reference no: EM132187788

Questions Cloud

Find the probability that x is less than 5 : The probability that X is less than 3 is 0.23. Find the probability that X is less than 5.
Average balances of plan a and plan b : Is there evidence of a difference between the average balances of Plan A and Plan B? You must demonstrate all students to receive full credit.
Post brief description of components of discharge planning : Post a brief description of the components of discharge planning. Explain the roles of a medical social worker in creating a discharge plan. Be specific.
Multiple regression analysis : In a multiple regression analysis, k = 5 and n = 21, the MSE value is 3.58, and SS total is 498.46. At the 0.05 significance level
Formulate the null and the alternative hypotheses : (a) Formulate the null and the alternative hypotheses in terms of the population mean.
Binomial distribution formula : Please show me step by step how to solve in excel using the binomial distribution formula.
Confidence interval for the proportion of all xyz city : Using the sample data, compute a 95% confidence interval for the proportion of all XYZ city businesses with substance problems.
What is good about the new standard : Record the presentation by all group members using zoom and one group member save the presentation as an mp4 file. Upload the PowerPoint slides, Comment Letter.
Linear correlation between shoe size and reading level : Suppose some researchers studied in first grade and found a strong positive linear correlation between shoe size and reading level.

Reviews

Write a Review

Basic Computer Science Questions & Answers

  Difference between http request methods get and post

E-Portals Development IT405 - Explain why delaying server-side widget loading is used even though the page's total load time is high?

  Fastest runner and ending with the slowest runner

List the runners in order, starting with the fastest runner and ending with the slowest runner.

  American concrete canoe competition

Each year, approximately 160 colleges compete in the American Concrete Canoe Competition.

  Use strong mathematical induction to prove

Use (Weak) Mathematical Induction to prove that for n ? 0, an = 4 · 3^n

  Why do not we require the try catch block

why do not we require the try catch block

  User and account management and training

In your role as information security consultant, create a strategy for an effective user training, access, and account management program.

  Convert a regular expression to an nfsm

Given a regular expression r over the set Σ, there is a nondeterministic finite-state machine that accepts the language denoted by r.

  Data breaches and regulatory requirements

The National Institute of Standards and Technology (NIST) provides an extensive amount of information, resources, and guidance on IT and information security topics.

  Import of foreign-made pharmaceuticals

What effect does this have on the well-being of people in Washington who consume pharmaceuticals who benefits from this trade restriction?

  Operation and benefits of using dhcp and dns

Explain the operation and benefits of using DHCP and DNS. How would we be able to extend the networks and computing without using these protocols?

  Multi-user operating system

Examine the major advantages and disadvantages of a multi-user OS. Determine whether a multi-tasking operating system is the same as a multi-user operating system. Provide a rationale for your response.

  Network technologies to gain a competitive advantage

How could Denver B-cycle use other wired or wireless network technologies to gain a competitive advantage?

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