Please answer a,b,c,d a) Null and alternative hypothesisb) Appropriate test to usec) Tail of the distributiond) Decision Rule1. A study was conducted to investigate the effectiveness of hypnotism in reducing pain. Results for randomly selectedsubjects are given in the accompanying table (based on “An analysis of Factors that contribute to the efficacy of HypnoticAnalegsia"). The values are before and after hypnosis; the measurements are in centimeters on a pain scale. Use a 5% levelof significance to test the claim that hypnotism is effective in reducing pain.SubjectBeforeBDEFGH6.66.59.110.311.48.16.311.76.5After6.92.57.48.58.26.03.32.05.963.

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Answered: a) Null and alternative hypothesis b)…

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter4: Equations Of Linear Functions

Section: Chapter Questions

Problem 8SGR

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A researcher is interested in the effect type of residence has on the personal happiness of college students. She selects samples of students who live in campus dorms, in off-campus apartments, and at home and asks the respondents to rate their happiness on a scale of 1 (not happy) to 10 (happy). Her data are reported below A) Write research and null hypotheses B) Does happiness differ by type of residence? Test with an α = 0.01.C) What type of error is possible based on the outcome?D) On average, which residence type has the highest amount of personal happiness? Report the mean.E) On average, which residence type has the lowest amount of personal happiness? Report the mean. F) If appropriate, use Scheffe’s post hoc test and report where the differences are. If inappropriate, state why.G) Calculate and interpret the effect size
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Tourism is extremely important to the economy of Florida. Hotel occupancy is an often-reported measure of visitor volume and visitor activity (Orlando Sentinel, May 19, 2018). Hotel occupancy data for February in two consecutive years are as follows. Let P1= population proportion of rooms occupied for current year P2= population proportion of rooms occupied for previous year 1,476 1,800 1,343 1,700 a. Formulate the hypothesis test that can be used to determine whether there has been an increase in the proportion of rooms occupied over the one-year period. Current year Ho: P1-P2 - Select your answer - Ha P1 P2 - Select your answer - b. What is the estimated proportion of hotel rooms occupied each year (to 2 decimals)? Previous Year Occupied Rooms Total Rooms * c. Conduct a hypothesis test. What is the p-value (to 4 decimals)? Use Table 1 from Appendix B. p-value = Using a 0.05 level of significance, what is your conclusion? Current Year to Do you think area officials would be pleased…
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Tourism is extremely important to the economy of Florida. Hotel occupancy is an often-reported measure of visitor volume and visitor activity (Orlando Sentinel, May 19, 2018). Hotel occupancy data for February in two consecutive years are as follows. Occupied Rooms Total Rooms Current Year Let pi population proportion of rooms occupied for current year P = population proportion of rooms occupied for previous year 1,435 1,750 Previous Year a. Formulate the hypothesis test that can be used to determine whether there has been an increase in the proportion of rooms occupied over the one-year period. Ho Pi-Pa-Select your answer- H.: P-P-Select your answer- b. What is the estimated proportion of hotel rooms occupied each year (to 2 decimals)? 1,404 1,800 Current year Previous Year c. Conduct a hypothesis test. What is the p-value (to 4 decimals)? Use Table 1 from Appendix B. p-value- Using a 0.05 level of significance, what is your conclusion? We Select your answer that there has been an…

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