You may need to use the appropriate technology to answer this question.Use the sample data below to test the hypothesesHo: P₁ P2 P3Ha: not all population proportions are equalwhere p, is the population proportion of Yes responses for population i.ResponseYesNoPopulations1 2 3150 91155105 150 99Find the value of the test statistic. (Round your answer to three decimal places.)Find the p-value. (Round your answer to four decimal places.)p-value =

The row variable is Response. The column variable is Populations. We have to test whether not all…

Answered: You may need to use the appropriate…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Refer to the table of sample values in Section 8.2 Exercise 10 of the text.Find the values of the UCL and LCL for the (x-bar) chart for this data, and round your answers to 3 places after the decimal point.
You want to compare differences in prior arrests across ethnicity in your study, you measured ethnicity as white =0 black =1 hispanic=2, and other =3. Prior arrests was recorded as the number of prior arrests. which test would you perform to see if arrests differ across diffrent ethnic categories? A. ANOVA B. T-test
We want to determine if the percent of home runs hit by left-handed batters is greater than that of right-handed batters. What type of test should be used? OTwo sample z-test OTwo sample t-test O Single sample z-test Single sample t-test
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Claim: The proportion of children who play sports is less than 55%. Sample statistics include n = 1,320 subjects with 33% saying that they play a sport. Find the value of the test statistic. Round your answer to two decimal places, if needed.
A new vaccination is being used in a laboratory experiment to investigate whether it is effective. There are 279 subjects in the study. Is there sufficient evidence to determine if vaccination and disease status are related? Vaccination Status Vaccinated Not Vaccinated Total Diseased Not Diseased Total 54 87 71 192 125 279 33 121 154 Step 4 of 8: Find the value of the test statistic. Round your answer to three decimal places. Copy Data
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Microsoft Word -... You are conducting a study to see if the proportion of voters who prefer the Democratic candidate is significantly different from 62% at a level of significance of a = 0.05. According to your sample, 27 out of 50 potential voters prefer the Democratic candidate. a. For this study, we should use Select an answer b. The null and alternative hypotheses would be: Select an answer v Ho: ? H₁: ? Select an answer ✓ c. The test statistic ? = d. The p-value= e. The p-value is ? a f. Based on this, we should Select an answer the null hypothesis. g. Thus, the final conclusion is that ... (please enter a decimal) (Please enter a decimal) (please show your answer to 3 decimal places.) (Please show your answer to 4 decimal places.) The data suggest the populaton proportion is significantly different from 62% at a = 0.05, so there is sufficient evidence to conclude that the proportion of voters who prefer the Democratic candidate is different from 62% O The data suggest the…
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A new vaccination is being used in a laboratory experiment to investigate whether it is effective. There are 258 subjects in the study. Is there sufficient evidence to determine if vaccination and disease status are related? Vaccination Status Diseased Not Diseased Total Vaccinated 55 62 117 Not Vaccinated 70 71 141 Total 125 133 258 Copy Data Step 4 of 8: Find the value of the test statistic. Round your answer to three decimal places.
Scenario: 200 people were asked, “Who is your favorite superhero?” Below are the data. Test the null hypothesis that the population frequencies for each category are equal. α= .05. Iron Man Black Panther Wonder Woman Spiderman fo = 40 fo = 60 fo =55 fo = 45 fe = fe = fe = fe = Chi Square test statistic = ______ Group of answer choices

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