2. Out of a sample of 760 people, 367 own their homes. Construct a 95% confidence interval for the population mean of people in the world that own their homes.O Cl = (46.87%, 52.56%)CI = (44.74%, 51.84%)O Cl = (45.31%, 51.27%)O Cl= (43.62%, 52.96%)HD1080aceresc->%2324%4578taberValt

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Answered: 2. Out of a sample of 760 people, 367…

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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What Z score would be used to construct a 90% confidence level? Is it ... a. 1.65 b. 2.33 c. 2.58 d. 1.96
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researcher would like to examine the effect of fertilizer on flower growth. She obtains several flowers. She randomly assigns half the plants to the no fertilizer condition. The other half of the plants receive fertilizer. She monitors their growth for a month. She then compares the amount of growth of the two sets of plants. Is there a difference in growth between the no fertilizer and the fertilizer conditions? Use the .05 level of significance. In addition, find Cohen’s d and state what the effect size is in a sentence. Growth Rating No Fertilizer 40,21,27,30, 47 Fertilizer 46,25, 24, 38, 53
a. 14.0, 16.3, 18.7, 19.9, 21.3 b. 16.1, 13.4, 13.6, 14.9, 14.1, 10.5 Construct the 95% confidence interval for the difference in u of the two given samples.
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2. Out of a sample of 760 people, 367 own their homes.. Construct a 95% confidence interval for the population mean of people in the world that own their homes. O Ci = (46.87%, 52.56%) O CI = (44,74%, 51.84%) O CI = (45.31%, 51.27%) O Ci= (43.62%, 52.96%)