You wish to test the following claim (H₁) at a significance level of a = 0.05.Hou= 81.3H₁ 81.3You believe the population is normally distributed, but you do not know the standarddeviation. You obtain a sample of size n = 16 with mean = 87.2 and a standarddeviation of s = 8.7.What is the test statistic for this sample? (Report answer accurate to three decimalplaces.)test statistic =What is the p-value for this sample? (Report answer accurate to four decimal places.)p-value =The p-value is...Ꮕless than (or equal to) agreater than a

We have tested the hypothesis.H0:μ=81.3Vs H1:μ≠81.3level of significanceα=0.05The population is…

Answered: You wish to test the following claim…

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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As part of your work for an environmental group, you want to see if the mean amount of waste generated per adult in your community is less than the national average of 5 pounds per day. You take a simple random sample of 23 adults in your community and find that they average 4 pounds with a standard deviation of 1.5 pounds. Suppose you know the amount of waste generated per day follows a normal distribution. Test at .10 significance.Round to the fourthH0H0: HAHA: Test Statistic: P-value: Did something significant happen? Select the Decision Rule: There enough evidence to conclude
Calculate z scores from two samples The tallest living man at one time had a height of 252 cm. The shortest living man at that time had a height of 30.3 cm. Heights of men at that time had a mean of 170.25 cm and a standard deviation of 8.47 cm. Answer Z score for the tallest man Z-score for the shortest men
1
The Acme Company manufactures widgets. The distribution of widget weights is approximately normal with a mean of 51 ounces and a standard deviation of 11 ounces. Use the Empirical Rule to answer the questions below. Sketch the distribution in order to answer these questions. 99.7 of the widget lies between ______ and _____ What percentage of the widget lies between 29 and 84 ounces? what percentage of the widget lies above 40
Safe You wish to test the following claim (Ha) at a significance level of a = 0.001. H.:u = 81.6 Ha:p # 81.6 No Inst You believe the population is normally distributed, but you do not know the standard deviation. You obtain the following sample of data: Column A Column B Column C Column D Column E HPS Ass 86.6 83.3 100.9 82.4 80.4 85 69.1 79.8 79.3 75.3 88.5 76.3 79.8 75.5 76.5 cha 80 65.9 94.9 73.9 72 73.3 77.5 97 84.5 84.5 82.9 80.9 70.5 83.8 76.3 78.4 94.1 94.9 88.8 94.1 91.2 76.5 88.1 94.1 71.7 82.9 87.8 80 86.6 92.8 81.1 80.9 91.2 80.2 84 88.5 88.5 72.4 83.8 70.1 What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value =
A coffee vending machine is adjusted so thatthe quantity of beverage poured is a normal variable ofaverage 200 ml. You buy 15 cups of coffee and you noticethat the average volume is 195 ml with a standard deviationof 2.3 ml. Can you file a complaint against the ownerof this machine for the lack of coffee in your glasses?Test at the 5% level.
Heights of adult women are normally distributed with a mean of 64 inches with a standard deviation of 2.5 inches. What approximate height is at the 84th percentile? OA. 61.5 inches O B. 66.5 inches O C. 69 inches O D. 64 inches
You wish to test the following claim (Ha) at a significance level of a = 0.02. H.:µ = 78.8 Ha:u # 78.8 You believe the population is normally distributed, but you do not know the standard deviation. Yo- the following sample of data: data 89.8 93.6 83.4 91.5 What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value = The p-value is... O less than (or equal to) a O greater than a This test statistic leads to a decision to... O reject the null O accept the null O fail to reject the null As such, the final conclusion is that... O There is sufficient evidence to warrant rejection of the claim that the population mean is not e to 78.8. O There is not sufficient evidence to warrant rejection of the claim that the population mean is n equal to 78.8. O The sample data support the claim that the population mean is not equal to 78.8. O There is not…
Posting this for the second time 0.975 isn't the answer help
You wish to test the following claim (Ha) at a significance level of a = 0.01. Ho: H 63.6 На: и > 63.6 You believe the population is normally distributed, but you do not know the standard deviation. You obtain the following sample of data: data 66.9 78.6 53.8 57.9 57 What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value =
Please don't provide handwrittin solution...
A population of N = 5 scores has a mean of u = 20 and a standard deviation of o = 4. Which of the following is the correct Interpretation of the standard deviation? O The average distance of scores from the mean of p- 20 is 5 points. O The average distance of scores from the mean of u = 20 is 1 point. The average distance of scores from the mean of u = 20 is 4 points. O The average squared distance of scores from the mean of u = 20 is 4 points.

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