The effectiveness of advertising for two rival products (Brand X and Brand Y) was compared. Market research at a local shopping center was carried out, with the participants being shown adverts for two rival brands of coffee, which they then rated on the overall likelihood of them buying the product (out of 10, with 10 being "definitely going to buy th product"). Brand X Rating 342625 Brand Y 97 5 10 6 8 To test whether they have the same ratings, we use a = 0.05. What is the test statistics Tobs = min{Tobs, obs} and the critical region? (A) Tobs 2, CR = {T<5}. (B) Tobs = 23, CR = {T<7}. (C) Tobs 34, CR = {T≥ 31}. - (D) Tobs =55, CR = {T> 29}.
The effectiveness of advertising for two rival products (Brand X and Brand Y) was compared. Market research at a local shopping center was carried out, with the participants being shown adverts for two rival brands of coffee, which they then rated on the overall likelihood of them buying the product (out of 10, with 10 being "definitely going to buy th product"). Brand X Rating 342625 Brand Y 97 5 10 6 8 To test whether they have the same ratings, we use a = 0.05. What is the test statistics Tobs = min{Tobs, obs} and the critical region? (A) Tobs 2, CR = {T<5}. (B) Tobs = 23, CR = {T<7}. (C) Tobs 34, CR = {T≥ 31}. - (D) Tobs =55, CR = {T> 29}.
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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Transcribed Image Text:The effectiveness of advertising for two rival products (Brand X and
Brand Y) was compared. Market research at a local shopping center was
carried out, with the participants being shown adverts for two rival
brands of coffee, which they then rated on the overall likelihood of them
buying the product (out of 10, with 10 being "definitely going to buy th
product").
Brand X
Rating
342625
Brand Y 97 5 10 6 8
To test whether they have the same ratings, we use a = 0.05. What is
the test statistics Tobs = min{Tobs, obs} and the critical region?
(A) Tobs 2, CR = {T<5}.
(B) Tobs
=
23, CR = {T<7}.
(C) Tobs 34, CR = {T≥ 31}.
-
(D) Tobs =55, CR = {T> 29}.
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