Answered: Formulate the appropriate null and…

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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Formulate the appropriate null and alternative hypotheses for each research problem. Determine the type of alternative hypothesis formulated and the classification of a statistical test of the hypothesis. 1. A survey claims that the proportion of people who regard global warming as a serious problem is 60%. 2. A farmer believes that using organic fertilizers on his plants will yield greater than his average income from the past was Php 200, 000 per year. 3. A researcher assumes that his instrument needs no adjustment and the standard deviation of the measurements made using his instrument is at most 0.5 units. 4. A company advertises that the mean life of its furnaces is more than 18 years. 5. The inventor of a new kind of light bulb claims that all such bulbs last as long as 3, 000 hours. 6. The owner of a factory that sells a particular bottled fruit juice claims that the average capacity of a bottle of their product is 250 mL.

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