Many people now turn to the internet to get information on health-related topics. A research article used Flesch reading ease scores (a measure of reading difr length and number of syllables in the words used) to score pages on Wikipedia and on WebMD. Higher Flesch scores correspond to more difficult reading levels representative sample of health-related pages on Wikipedia, the mean Flesch score was 26.5 and the standard deviation of the Flesch scores was 14.5. For a n WebMD, the mean score was 43.5 and the standard deviation was 19.2. Suppose that these means and standard deviations were based on samples of 40 page evidence that the mean reading level for health-related pages differs for Waipedia and WebMD? Test the relevant hypotheses using a significance level of 0.05 WebMD.) A USE SALT State the appropriate null and alternative hypotheses. O Hoi - M- 0 O Mo M --0

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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Chapter10: Statistics
Section10.6: Summarizing Categorical Data
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Many people now turn to the internet to get information on health-related topics. A research article used Flesch reading ease scores (a measure of reading difficulty based on factors such
length and number of syllables in the words used) to score pages on Wikipedia and on WebMD, Higher Flesch scores correspond to more difficult reading levels. The paper reported that fo
representative sample of health-related pages on Wikipedia, the mean Flesch score was 26.5 and the standard deviation of the Flesch scores was 14.5. For a representative sample of pag
WebMD, the mean score was 43.5 and the standard deviation was 19.2. Suppose that these means and standard deviations were based on samples of 40 pages from each site. Is there ce
evidence that the mean reading level for health-related pages differs for Waipedia and WebMD? Test the relevant hypotheses using a significance level of 0.05. (Use for Wikipedla and
WebMD.)
A USE SALT
State the appropriate null and alternative hypotheses
O Ho: - -0
H, -0
O Mo M - -0
Find the test statistie. (Round your answer to two decimal places.)
Transcribed Image Text:Many people now turn to the internet to get information on health-related topics. A research article used Flesch reading ease scores (a measure of reading difficulty based on factors such length and number of syllables in the words used) to score pages on Wikipedia and on WebMD, Higher Flesch scores correspond to more difficult reading levels. The paper reported that fo representative sample of health-related pages on Wikipedia, the mean Flesch score was 26.5 and the standard deviation of the Flesch scores was 14.5. For a representative sample of pag WebMD, the mean score was 43.5 and the standard deviation was 19.2. Suppose that these means and standard deviations were based on samples of 40 pages from each site. Is there ce evidence that the mean reading level for health-related pages differs for Waipedia and WebMD? Test the relevant hypotheses using a significance level of 0.05. (Use for Wikipedla and WebMD.) A USE SALT State the appropriate null and alternative hypotheses O Ho: - -0 H, -0 O Mo M - -0 Find the test statistie. (Round your answer to two decimal places.)
Find the test statistic. (Round your answer to two decimal places.)
Use technology to find the P-value. (Round your answer to four decimal places.)
P.value=
State the conclusion in the problem context.
O We fail to reject Ho. There is not convincing evidence that the mean rading level for health-related pages differs for Wikipedia and WebMD.
O We reject Ho. There is not convincing evidence that the mean reading level for health-related pages differs for Wikipedia and WebMD.
O We reject Ho There is convincing evidence that the mean reading level for health-related pages differs for Wikipedia and WebMD.
O We fail to reject Hg. There is convincing evidence that the mean reading level for health-related pages differs for Wikipedia and WebMD.
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Transcribed Image Text:Find the test statistic. (Round your answer to two decimal places.) Use technology to find the P-value. (Round your answer to four decimal places.) P.value= State the conclusion in the problem context. O We fail to reject Ho. There is not convincing evidence that the mean rading level for health-related pages differs for Wikipedia and WebMD. O We reject Ho. There is not convincing evidence that the mean reading level for health-related pages differs for Wikipedia and WebMD. O We reject Ho There is convincing evidence that the mean reading level for health-related pages differs for Wikipedia and WebMD. O We fail to reject Hg. There is convincing evidence that the mean reading level for health-related pages differs for Wikipedia and WebMD. Need Help? Watch Master
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