In a Leichtman Research Group survey of 1150 TV households, 74.5% of them had at least one Internet-connected TV device (for example, Smart TV, standalone streaming device, connected video game console). A marketing executive wants to convey high penetration of Internet-connected TV devices, so he makes the claim that the percentage of all homes with at least one Internet-connected TVv device is equal to 78%. Test that claim using a 0.01 significance level. Use the P-value method. Use the normal distribution as an approximation to the binomial distribution. Let p denote the population proportion of all homes with at least one Internet-connected TV device. Identify the null and alternative hypotheses. Họ: P O H:P PL (Type integers or decimals. Do not round.) Identify the test statistic. (Round to two decimal places as needed.) Identify the P-value. P-value -O (Round to three decimal places as needed.) State the conclusion about the null hypothesis, as well as the final conclusion that addresses the original claim. V the null hypothesis. There V sufficient evidence to V the claim that the percentage of all homes with at least one Internet-connected TV device equal to 78%.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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In a Leichtman Research Group survey of 1150 TV households, 74.5% of them had at least one Internet-connected TV device (for example, Smart TV, standalone streaming device, connected video game console). A marketing executive wants to convey high
penetration of Internet-connected TV devices, so he makes the claim that the percentage of all homes with at least one Intemet-connected TV device is equal to 78%. Test that claim using a 0.01 significance level. Use the P-value method. Use the normal
distribution as an approximation to the binomial distribution.
Let p denote the population proportion of all homes with at least one Internet-connected TV device. Identify the null and alternative hypotheses.
Họ: P
H,:p
(Type integers or decimals. Do not round.)
Identify the test statistic.
(Round to two decimal places as needed.)
Identify the P-value.
P-value =O
(Round to three decimal places as needed.)
State the conclusion about the null hypothesis, as well as the final conclusion that addresses the original claim.
V the null hypothesis. There
V sufficient evidence to
V the claim that the percentage of all homes with
least one Internet-connected TV device is equal to 78%.
Transcribed Image Text:In a Leichtman Research Group survey of 1150 TV households, 74.5% of them had at least one Internet-connected TV device (for example, Smart TV, standalone streaming device, connected video game console). A marketing executive wants to convey high penetration of Internet-connected TV devices, so he makes the claim that the percentage of all homes with at least one Intemet-connected TV device is equal to 78%. Test that claim using a 0.01 significance level. Use the P-value method. Use the normal distribution as an approximation to the binomial distribution. Let p denote the population proportion of all homes with at least one Internet-connected TV device. Identify the null and alternative hypotheses. Họ: P H,:p (Type integers or decimals. Do not round.) Identify the test statistic. (Round to two decimal places as needed.) Identify the P-value. P-value =O (Round to three decimal places as needed.) State the conclusion about the null hypothesis, as well as the final conclusion that addresses the original claim. V the null hypothesis. There V sufficient evidence to V the claim that the percentage of all homes with least one Internet-connected TV device is equal to 78%.
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