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There are three major companies who manufacture gaming consoles. The table below shows that market shares of these three companies, based on last year's global sales figures. Market share Purchase intention Sunny Gameport 8% This year, each of these companies is going to launch a new generation of their console. In a survey, a random sample of console owners were asked, which company's new model they are most likely to buy. The results of the survey are show below: Answer: Sunny Gameport Marcohard Y-Crate 65% 21 NineTendons Swap 27% Marcohard Y-Crate 213 Nine Tendons Swap 113 We can use these data to test whether we have enough evidence that the market shares of the three companies are going to change. Calculate the test statistic which can be used to test the null hypothesis that distribution of current buying intentions among console owners are identical to last year's market shares. (The result must be accurate within ±0.05).

There are three major companies who manufacture gaming consoles. The table below shows that market shares of these three companies, based on last year's global sales figures. Market share Purchase intention Sunny Gameport 8% This year, each of these companies is going to launch a new generation of their console. In a survey, a random sample of console owners were asked, which company's new model they are most likely to buy. The results of the survey are show below: Answer: Sunny Gameport Marcohard Y-Crate 65% 21 NineTendons Swap 27% Marcohard Y-Crate 213 Nine Tendons Swap 113 We can use these data to test whether we have enough evidence that the market shares of the three companies are going to change. Calculate the test statistic which can be used to test the null hypothesis that distribution of current buying intentions among console owners are identical to last year's market shares. (The result must be accurate within ±0.05).

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.2: Representing Data
Problem 22PFA
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There are three major companies who manufacture gaming consoles. The table below shows that market shares of these three companies, based on last year's global sales figures. Market share Purchase intention Sunny Gameport 8% This year, each of these companies is going to launch a new generation of their console. In a survey, a random sample of console owners were asked, which company's new model they are most likely to buy. The results of the survey are show below: Answer: Sunny Gameport Marcohard Y-Crate 65% 21 NineTendons Swap 27% Marcohard Y-Crate 213 NineTendons Swap 113 We can use these data to test whether we have enough evidence that the market shares of the three companies are going to change. Calculate the test statistic which can be used to test the null hypothesis that distribution of current buying intentions among console owners are identical to last year's market shares. (The result must be accurate within ±0.05).
Transcribed Image Text:There are three major companies who manufacture gaming consoles. The table below shows that market shares of these three companies, based on last year's global sales figures. Market share Purchase intention Sunny Gameport 8% This year, each of these companies is going to launch a new generation of their console. In a survey, a random sample of console owners were asked, which company's new model they are most likely to buy. The results of the survey are show below: Answer: Sunny Gameport Marcohard Y-Crate 65% 21 NineTendons Swap 27% Marcohard Y-Crate 213 NineTendons Swap 113 We can use these data to test whether we have enough evidence that the market shares of the three companies are going to change. Calculate the test statistic which can be used to test the null hypothesis that distribution of current buying intentions among console owners are identical to last year's market shares. (The result must be accurate within ±0.05).
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