Q5. The correlation coefficient will be zero whenA. ΣΧ-X) (Υ - )= 0B. E(X – X)² = 0C. [(Y – Ỹ)² = o|||D. Not possible to tell without knowing all the values.O A. AВ. ВO C. CO D. D

We know that. If r is equal to +1 then there are strong positively correlation and If r is equal to…

Answered: Q5. The correlation coefficient will be…

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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-3 -5 2 -3 -5 2 d. Suppose that E4 -2 -3 -3 -4 -6 -6 4 -4 4 -4 Find E4 and E,'. E4 = 3. II 3.
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6 3 Suppose that f(x)dx = - 3. Find f(x)dx and f(x)dx. 4 3 O A. 0; - 3 О В. 3; - 3 С. -3;B 3 O D. 0; 3
10. What is the value of the variable h in this equation: -7/h-1=-50 ? С. 7 A. -7 В. —49 D. 49 11. Which of the following has a solution of 5? A. 2x +14 = 10 c. 2/3y-1+4=12 В. 2х -14 %3D10 D. 2/3y+1+4=12 12. What is the index in this expression di(ax+b) ? А. с С. п В. d D. (ax+b) 13. Which of the following is NOT a radical equation? V10 c. x-2 = 5 D. Vk-4 =1 A. X= B. V2x-10 = Vx 14. How do you call(ax+b)' in this expression di(ax +b) ? A. coefficient B. index C. radical D. radicand 15. What is the extraneous root of v2-x =x- 2? С. 3 D. none А. 1 В. 2
Use the sample data and confidence level given below to complete parts (a) through (d). A research institute poll asked respondents if they felt vulnerable to identity theft. In the poll, n = 1004 and x = 544 who said "yes." Use a 90% confidence level. Click the icon to view a table of z scores. a) Find the best point estimate of the population proportion p. (Round to three decimal places as needed.) Standard Normal (z) Distribution Z 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 12 .00 5000 5398 .5793 .6179 .6554 .6915 .7257 .7580 .7881 .8159 .8413 .8643 .8849 0022 0 Z Cumulative Area from the LEFT .01 .5040 .5438 .5832 .6217 .6591 .6950 .7291 .7611 .7910 .8186 .8438 .8665 .8869 0040 .02 .5080 .5478 .5871 .6255 .6628 .6985 .7324 .7642 .7939 .8212 .8461 .8686 .8888 POSITIVE Z Scores ՈՈՐԸ .03 .5120 .5517 .5910 .6293 .6664 .7019 .7357 .7673 .7967 .8238 .8485 .8708 .8907 anon .04 5160 .5557 .5948 .6331 .6700 .7054 .7389 .7704 .7995 .8264 .8508 .8729 .8925 0000 .05 .5199 5596 .5987…

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Q5. The correlation coefficient will be zero when А. Е(X— X)(Y— Ў) —D 0 B. E(X – X)² = 0 С. | C. E(Y – Ỹ)² = 0 D. Not possible to tell without knowing all the values. О А. А ОВ. В О С. С O D. D