Assignment:
Marketing research has been defined by the American Marketing Association as the gathering, recording, and analyzing of data about problems relating to the marketing of and services" (Report of Definitions Committee of the American Marketing Association, 1961). sunies may have their own marketing research departments, or they may use the services of a oketing research firm. The marketing research department of a large West Coast manufacturer of fácial tissue paper was charged with the responsibility of determining customer preferences ro garding ftness of its newly developed product (brand A) relative to the industry leader (brand B). A andom sample of 250 customers was selected. Among all customers, 146 consider brand A to be softer.
(a) What are the appropriate null and alternative hypotheses to test if brand A is perceived to be softer than brand B? (Hint: Use one sample test)
(b) Find the p-value for the test:
(c) what your conclusion at α-05? Is brand A perceived to be softer than brand B?