e? what is the state alternative hypothesis? c) Find the test statistic and give the corresponding p-value.(Answers from StatCrunch)T-Stat : 2.9762613P-value: 0.005Mean Sample Mean Std. Err. DF T-Stat Critical t P-value3.9 0.1343968 39 2.9762613 2.0226909 0.005μd) Based on your results, state whether you reject or fail to reject the null hypothesis.Based on our results, we reject the null hypothesis. We have enough data to support that the averagetime spent on campus by all Highline students is different from 3.5 hours.e) Lastly, interpret your conclusion in the context of the problem.Model sentence: At the α = 0.05 level, we reject the null hypothesis and conclude that the sample data arestatistically significant. Also given the p-value and significance level, There is sufficient evidence to concludethat (state alternative hypothesis)__

A hypothesis is classified as an assertion or statement about the population parameter. There are…

Answered: e? what is the state alternative…

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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Hi could you answer these blanks for me?
Suppose you reject the null hypothesis H0: μ = 58. It turns out the population mean is actually equal to 55. You have made Group of answer choices Type I and Type II errors a Type II error a Type I error the correct decision
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 = What is the correct result based on the data?
20. Which of the following is a null hypothesis? a. Pregnant women who drink cranberry juice will have lower urine bacterial counts than those who do not drink cranberry juice. b. The urine bacterial count of pregnant women who drink cranberry juice will be lower or equal to that of pregnant women who do not drink the juice. c. There will be a difference between ingestion of cranberry juice and among pregnant women who do and do not have high urine bacterial counts.
16. Researchers claim that 60 tissues are the average number of the tissues a person uses during the course of a flue. The company who makes Kleenex brand tissues that thinks that fever of the tissues are needed. What are their null and alternative hynothesis 17. A randomly selected ample of 1,000 college students was asked whether they had ever drunk alcohol. Sixteen percent of the 1000 students surveyed said they had. Which one of the following statements about the number 0.16 is correct? A. Itis a sample proportion B. It is a population proportion C. It is a margin error D. It is a randomly chosen number 18. A random sample of 100 voters in a community produced 59 voters in faxour of candidate A. The observed value of the test statistics for testing the null hypothesis Ho pi = 0.5 versus the alternative hypothesis Ha pi is not equal to 0.5. a (0.05) А. 1.80 В. 1.90 С. 1.83 D. 1.28
6- Hi Wonderful Bartleby Team (Thanks for all the help I do really aprecciate all you guys do) I need help with this exercise from stats. Thanks in advance
(1 point) According to a recent marketing campaign, 100 drinkers of either Diet Coke or Diet Pepsi participated in a blind taste test to see which of the drinks was their favorite. In one Pepsi television commercial, an anouncer states that "in recent blind taste tests, more than one half of the surveyed preferred Diet Pepsi over Diet Coke." Suppose that out of those 100, 42 preferred Diet Pepsi. Test the hypothesis, using a = 0.05 that more than half of all participants will select Diet Pepsi in a blind taste test by giving the following: (a) the test statistic (b) the critical z score
Subject : Statestic
Does caffeine improve exam performance? Suppose all students in the 8:30 section of a course are given a "treatment" (two cups of coffee) and all students in the 9:30 section are not permitted to have any caffeine before a mid-term exam. The response variable in this study is .. two cups of coffee. exam performance. teacher's performance. a O b O d class attendance.
Which of the following is not true regarding internal validity and external validity1. It’s OK for a study to have low internal validity, but it’s not OK for a study to have low external validity 2. It’s OK for a study to have low external validity, but it’s not OK for a study to have low internal validity 3. Internal validity is the foundation for external validity4. External validity is the foundation for internal validity
14
Provide an appropriate response. A medical researcher wishes to try three different techniques to lower cholesterol levels of patients with high cholesterol levels. The subjects are randomly selected and assigned to one of three groups. Group 1 is given medication, Group 2 is given an exercise program, and Group 3 is assigned a diet program. At the end of six weeks, each subject's cholesterol level is recorded. Test the hypothesis that there is no difference among the means. Use a = 0.05. Apply p-value approach. Round p-value to nearest thousandth. Show step1-step3. Group1 Group2 Group3 11 8 8 12 3 12 13 10 4 15 6 6 9. 9.

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