Steps on conducting hypothesis testing

Assignment Help Basic Statistics

Reference no: EM13108425

An internet company has redesigned its website to improve the online experience of its customers. To test whether the new design has improved its customers' experience it has asked people to comment on whether they prefer the new format or not. 180 people have passed comment and of those 102 people preferred the new design

i) Construct a suitable hypothesis test for this investigation.

ii) Test whether you would reject the null hypothesis at the 0.05 significance level and comment on your result.

iii) Calculate the P-value of this test.

Please do not use excel functions - I would like to see clear workings and commentary for calculations

Reference no: EM13108425

Questions Cloud

Relationship between correlation and causation : What is correlation? Does correlation directly support causation, what are both sides of the argument?

Changing role of central headquarters : Organizations are structured to take advantage of their inherent strengths and also to minimize their inherent weaknesses. For example, an organization may outsource its purchasing functions if they can be accomplished more effectively and efficientl..

Suppose there were a species of mammal : Suppose there were a species of mammal in which the visual receptors sent their individual impulses directly back to the brain instead of sending them to bipolar and ganglion cells which converged inside the eyeball. This change in anatomy would e..

What is the purpose of these exams : What is the purpose of these exams? How do these exams affect who actually are employed in the field? Is this helpful to certain professions? Is this harmful to professions? Please explain your answers.

Steps on conducting hypothesis testing : An internet company has redesigned its website to improve the online experience of its customers. To test whether the new design has improved its customers' experience it has asked people to comment on whether they prefer the new format or not.

Discuss the factors affect the management operations : There are a number of factors that affect the expansion of a multinational firm, including macroeconomic, political, regulatory, cultural, and social.

Example of one sample t-test : A share tipping service claims that its selections give an average return of 10% if held for 12 months. An investor wants to investigate this claim and records the returns of the last 20 shares that have met the 12 month period.

What is the predicted effect size for a projected increase : A private tutoring company has made the claim that its tutoring package will improve GRE Verbal test scores by at least 25 points. A graduate student in psychology hears this claim and decides to test their theory.

Hypothesis testing and its interpretation : A company has been using the same advertising strategy for a number of years and over that time has had relatively constant monthly sales.

User Account

All Pages