Writing Appropriate Null and Alternative Hypotheses, Basic Statistics

Assignment Help:
For this assignment, you will practice creating null and alternative hypotheses of difference based on the presented scenarios. To complete this assignment, consider the three scenarios described below (A, B, and C), and perform the following for each scenario:
•Create a measurable null and alternative hypothesis.
•Identify the number of samples, whether they are independent, and what type of data will be collected (that is, nominal, ordinal, interval, or ratio).
•State which parametric test would be most suitable to use.

Scenario A

A company sent 83 salespersons to a sales training course. The company wants to know if their sales performance has improved or is unchanged based on the training course.

Scenario B

A company introduces a new product and wants to find out if males or females will be more likely to purchase it. The company will survey 100 males and 100 females.

Scenario C

A company manufactures laptop computers in two different plants and wants to know if the battery life is the same for laptops from both facilities. There are samples of 55 laptops from each plant.


Related Discussions:- Writing Appropriate Null and Alternative Hypotheses

Activity based costing, Traditional cost accounting has been based on alloc...

Traditional cost accounting has been based on allocating a subjective or calculated range of indirect expenses to direct costs. Activity Based Costing (ABC) offers an alternative a

Managerial accounting homework, Your friend Jose is trying to decide whethe...

Your friend Jose is trying to decide whether to buy or lease his next vehicle. He has gathered information about each option but is not sure how to compare the alternatives. Purcha

Statistics study, Find a statistics study (from a newspaper article, journa...

Find a statistics study (from a newspaper article, journal, research study, or online article) and describe the five-step process of the study. (Hint: it may help to identify the f

Financial statements, Write a report to an investor by comparing the financ...

Write a report to an investor by comparing the financial statements for two different companies

Confidence interval for the mean.., How to start solving the null hypothesi...

How to start solving the null hypothesis that the mean daily caloric intake in the adult population of a rural county is 1800 calories. A sample of 400 had a mean of 1785 and SD 24

Assignment, Discuss about the scalling techniques

Discuss about the scalling techniques

Discrete and continous random variables, determine the required value of th...

determine the required value of the missing probality to make the distribution a discrete probability distribution

Discrete random varible, A probability distribution is partially given in t...

A probability distribution is partially given in the following table with the additional information that the even values of X are equally likely. Determine the missing entries in

Sampling errors, what are the types of sampling errors and their causes?

what are the types of sampling errors and their causes?

Write Your Message!

Captcha
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