Exhibit 9-9From a population of cans of coffee marked "12 ounces," a sample of 25 cans isselected and the contents of each can are weighed. The sample revealed a mean of11.8 ounces and a standard deviation of 0.5 ounces. We want to test to determinewhether or not the mean weight of all cans is significantly less than 12 ounces.23. Refer to Exhibit 9-9. The test statistic equals.5-.5-2

Given data : sample size, n = 25 sample mean, x̄ = 11.8 sample standard…

Answered: From a population of cans of coffee…

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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You are interested in whether or not two different measures of child behaviour are different. The measurement tools both require the child teacher to fillout a question about the child, you give both questionares to Avery teacher and obtain two scores. On the CBCL, Avery score is is 68.On the BASC, Avery score is 32. The CBCL has a mean of 100 and a stardard deviation of 15. The BASC has a mean of 50 and a standard deviation of 10. (a) what is Avery z score on CBCL (b) What is Avery z score on BASC (c) On which test is Avery score lower relative to the population (CBCL/BASC) (d) The cutoff score for clinical diagnosis for both tests of -2 on either test are considerd clinically signifcantly concern. Do these tests give the same resultling diagnosis ? (yesy/no)
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