Conduct the proper test to determine whether a coldmedicine improves symptoms (lower scores correspond toless severe symptoms). Each of the eight subjects serves inboth conditions of the experiment. Use alpha=.05. Show allsteps and work, as usual.Scores:Placebo7869111069Medicine583610474What is the p-value for the result above?

Given data: Placebo Medicine 7 5 8 8 6 3 9 6 11 10 10 4 6 7 9 4

Answered: Conduct the proper test to determine…

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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Using image attached A. Fill in blanks B. What are the null and alternative hypothesis? C. Find the test statistic, z0 D. Find the P-Value
Answer all sub parts otherwise I will dislike
Below indicate whether the appropriate test would be an independent t-test, dependent t-test, One-way ANOVA, or z-test. A researcher wants to know if people find baby animals cuter than adult animals. All of the participants in a study are shown 10 pictures of baby animals and 10 pictures of adult animals. They are asked to rate (on a 1 to 10 scale) how cute they think each animal is.
You are testing the claim that the proportion of men who own cats is larger than the proportion of women who own cats.You sample 60 men, and 50% own cats.You sample 140 women, and 20% own cats.Find the test statistic, rounded to two decimal places.
Use the data below to test the claim that the weight loss was greater with the low fat diet compared to the low carbohydrate diet. Use a 5% level of significance. Low Fat Low Carbohydrate X = 4.71b X = 3.51b S1 = 7.21b "ị = 77 S1 = 6.91b n = 52 1. Identify the tail of the test. [ Select] 2. What is the P-value? [ Select] 3. Will the null hypothesis be rejected? [Select ] 4. Is the initial claim supported? [ Select]
You want to obtain a sample to esimate a population proportion. Based on previous evidence you believe the population proportion is approximately p*=21%. You would loke to be 99.9% confident that you estomate within 1% of the true population proportion. How large of a sample size is required?
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
In a test of H0: p = 0.40 against Ha: p # 0.40, the sample data yield the test statistics z = 1.78. Find the p-value for this test. Round your answer to 4 decimal places.
A company that has a 10% market share (they sell their product to 10% of all potential buyers) launches a marketing campaign. At the end of the campaign period, the company conducts a survey in order to assess whether its market share has increased. The result of the survey issued to 500 customers was 12.5%.h0= p=0.10, h1= p>0.10test statistic= 1.86P value= 0.0314 a. State your conclusion using ΅ = 0.05.b. What would be the potential Type I and Type II errors in this problem? Explain these possible errors in context.
You are testing the claim that the proportion of men who own cats is larger than the proportion of women who own cats. You sample 160 men, and 15% own cats. You sample 120 women, and 90% own cats. Find the test statistic, rounded to two decimal places.
Check to see if there is a “glass ceiling”. Is a person’s career level dependent on their gender? a. Use the appropriate statistical test using the data below. Use the 0.05 alpha level. include the p-value and summarize your results. Career level/gender Entry level Manager level Director level Executive level Total Female 218 50 30 2 300 Male 290 60 40 10 400 b. Even if you do not get a significant result for part a of this problem, run a test to determine if the percentage of female executives is significantly less than the percentage of male executives. Use the 0.05 alpha level. include the p-value and summarize your results.
Need B please

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