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Test if there is a significant difference in the difference in purchase potential of the product: а. Using an excel spreadsheet; and

Test if there is a significant difference in the difference in purchase potential of the product: а. Using an excel spreadsheet; and

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Economics 1. A market research firm wants to determine if the purchase potential of a product is changed by a TV commercial. Eight individuals were selected. Each individual is asked to rate purchase potential of a product on a scale of one to ten before watching the commercial and rate the purchase potential of the product after watching the commercial. The data on these individuals is presented in Table Q1.1. Purchase Potential Before Watching Purchase Potential After Watching Individual Commercial Commercial 1 5 2 4 7 7 4 4 3 6 8 7 7 8 6 6 Test if there is a significant difference in the difference in purchase potential of the product: Using an excel spreadsheet; and Using GRETL. a. b. Use a significance level of 0.05.
Transcribed Image Text:Economics 1. A market research firm wants to determine if the purchase potential of a product is changed by a TV commercial. Eight individuals were selected. Each individual is asked to rate purchase potential of a product on a scale of one to ten before watching the commercial and rate the purchase potential of the product after watching the commercial. The data on these individuals is presented in Table Q1.1. Purchase Potential Before Watching Purchase Potential After Watching Individual Commercial Commercial 1 5 2 4 7 7 4 4 3 6 8 7 7 8 6 6 Test if there is a significant difference in the difference in purchase potential of the product: Using an excel spreadsheet; and Using GRETL. a. b. Use a significance level of 0.05.
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