A psychologist believes that youths identified aslesbian, gay, or bisexual already know their sexualorientation before they turned 18. To verify this,she took a random sample of 654 young adultsthat identified as lesbian, gay, or bisexual andasked them the age when they first realized theirsexual orientation. It is known that the mean agewhen a young adult first realized they might belesbian, gay, or bisexual is normally distributed.R COMMANDER OUTPUTsdse (mean)meann14.72199 14.9814 0.5756865495 percent confidence interval:13.57215.872 The appropriate set ofhypotheses to test thepsychologist's claim isΟ μ-14.72; μ + 1472Ο μ-14.72; μ < 14.72O H = 18; µ # 18Ο μ-18, μ<18

We have given that Mean, μ = 14.72 Standard deviation = 14.98 SE(mean) = 0.57568 Sample size n =…

Answered: The appropriate set of hypotheses to…

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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Which pair of hypotheses would be correct for the following claim: Claim: The average human body temperature is 98.6◦ F. A. H0 :μ=98.6and H1 :μ<98.6 B. H0 :μ<98.6andH1 :μ=98.6 C. H0 :μ=98.6andH1 :μ̸=98.6 D. H0 :μ̸=98.6andH1 :μ=98.6 E. H0 :μ=98.6andH1 :μ>98.6 F. H0 :μ>98.6andH1 :μ=98.6
A group of researchers wishes to see if the total number of diseases that occurred in six countries are the same. The data are shown in the table. At α = 0.05 is there enough evidence to reject the claim that the number of diseases in the six countries are the same? Philippines - 8,6,7,10,16 India -6,13,16,10,7 Thailand. -5,8,16,22,12 Singapore. -14,12,8,9,15 Korea. -5,4,32,21,17 Japan. -6,18,15,24,16 note: compute using The Kruskal-Wallis Test
13.) Question is attached!
A proposition on the ballot needs more than 50% support in order to be approved. A random sample of 120 likely voters is taken, and 76 of them (63%) say that they support the proposition. a) The 50% is equal to the the claimed value for the: population sample statistic parameter b) The symbol for the 50% is: π μ ˆp ¯x c) The symbol for the 63% is: ˆpp^ ¯xx¯ ππ μ
If o = 36 and n = 9, then (standard error) is = 12 6 4
A group of researchers wishes to see if the total number of diseases that occurred in six countries are the same. The data are shown in the table. At α = 0.05 is there enough evidence to reject the claim that the number of diseases in the six countries are the same? Philippines - 8,6,7,10,16 India -6,13,16,10,7 Thailand. -5,8,16,22,12 Singapore. -14,12,8,9,15 Korea. -5,4,32,21,17 Japan. -6,18,15,24,16
Question 8: give the conclusion
A certain stimulus administered to each of the 12 patients resulted in the following increase of blood pressure:5, 2, 8, -1, 3, 0, -2, 1, 5, 0, 4 and 6Can it be concluded that the stimulus will, in general, be accompanied by an increase in blood pressure?
In Part a) i followed the steps to the second last line of working, and then I calculated the answer as 7/24, not 47/24. Is this working wrong? am I wrong? please explain.
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The appropriate set of hypotheses to test the psychologist's claim is μ= 14.72; μ+14.72 Ο μ-14.72; μ < 14.72 Ο μ-18; μ +18 Ο μ18; μ < 18