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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}.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 2AGP
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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}.
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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