What is the null hypothesis and research hypothesis

Assignment Help Humanities
Reference no: EM131342400

In an experiment, one group of research participants is given 10 pages of material to proofread for errors. Another group proofreads the same material on a computer screen. The dependent variable is the number of errors detected in a 5-minute period. A .05 signifi cance (alpha) level is used to evaluate the results.

a. What statistical test would you use?

b. What is the null hypothesis? The research hypothesis?

c. What is the Type I error? The Type II error?

d. What is the probability of making a Type I error?

Verified Expert

This assignment is written in word and is based on deciding the statistical power's dependence by considering various scenarios. It is original work completely.

Reference no: EM131342400

Questions Cloud

Compute the black-scholes price of european put option : Suppose S=$164, K=$165, r=5.21%, σ2=8.41%, T=0.0959 years. Stock is to pay a single dividend of $2 at ex-dividend date and no dividends thereafter. Ex-dividend date is 33 days from today. (Use 365 days count for a year). Compute the Black-Scholes pri..
Discuss about the arxist criticism and gender criticism etc. : LCS 121:Discuss about the topics given : arxist criticism, gender criticism, reader-response criticism, and psychoanalytic criticism.For example, your paper might discuss gender relationships in "A Rose for Emily," a psychoanalytic reading of one ..
Analyze the effects of an event or activity that they have : The prompt (topic) for the cause OR effect essay is turning points. Students should analyze the effects of an event or activity that they have experienced or observed, for example.
Explain the hierarchy of plant structure : Explain the hierarchy of plant structure using the root as an example organ and follow it through each stage until you reach the level of cell. Only use the vascular tissue systems.
What is the null hypothesis and research hypothesis : The dependent variable is the number of errors detected in a 5-minute period. A .05 signifi cance (alpha) level is used to evaluate the results.
Historical information regarding human development : The report should include historical information regarding its human development and use, scientific information regarding which microbes are involved in the fermentation and what fermentation products are produced
Write a report proposing sound research-based solutions : For this business report assignment research a problem (My problem is: Animal testing on products) and write a report proposing sound, research-based solutions.
Thoughts on the potential proximate : We all see animals in our day to day lives. Choose a behavior you saw exhibited by an animal. Explain your thoughts on the potential proximate and ultimate causes of the behavior.
What is meant by product diversity : Describe the two-stage process associated with plantwide overhead rates.- Describe the two-stage process for departmental overhead rates.

Reviews

Write a Review

Humanities Questions & Answers

  Plan to improve correctional facilities

Women imprisonment should be facilitate with certain correctional facilities. In this paper, we have discussed about the plan for improving correctional facilities for the women prisoner in America.

  Situation analysis of food security in new zealand

This paper aims to present, discuss and analyse factors that are causing low food security, the management, current and proposed solutions in New Zealand (NZ).

  Social services on human traffic

The research study is limited to the understanding of  how social service agencies could approach or respond to the needs of the victim/ survivor of sex trafficking.

  Social deviance: the issue of risky sexual behaviour

The issue of deviant behaviour has been discussed by various sociologists from a number of perspectives.

  Race and racism

This paper is a brief description of the study, discrimination pertains to the prejudice perception and treatment of a person or demographical issues belonging to a category.

  Depth of challenges people face

Your own knowledge about the Depth of Challenges People face

  Project plan written report

Sufficient information to enable the organisation's Board of Executives to understand the rationale for the program and the activities required to design, implement and evaluate the program including any additional data that would need to be colle..

  Evaluation structure logical and achievable.

Health care organisational processes management, service administration, service provision and delivery

  Write an essay on locke''s theory of meaning

Write an essay on Locke's theory of meaning

  Leadership reflections paper

Write a paper on Leadership Reflections Paper Summarizes and reflects upon leadership ideas gleaned from the four required readings

  What role has feminism played

what role has feminism played in our appreciation of their work today.

  What subject matter choices were available to women artists

Prior to the beginning of the twentieth century, what subject matter choices were available to women artists? What cultural and historical influences placed limitations on their choices?

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