Below are bivariate data giving birthrate and life expectancy information for each of twelve countries. For each of the countries, both the number of births x per one thousand people in the population and the female life expectancy y (in years) are given. These data are displayed in the Figure scatter plot. Birthrate, x (number of births per 1000 Female life expectancy, y (in years) pop.) 47.0 63.3 32.0 62.8 35.5 66.5 27.2 72.8 47.3 58.6 51.8 54.3 25.5 73.0 49.9 59.0 14.7 77.3 39.3 65.8 18.9 72.4 Figure 1 14.8 74.3 Send data to Excel The value of the sample correlation coefficient , for these data is approximately -0.938. Answer the following. Carry your intermediate computations to at least four decimal places, and round your answers as specified below. (If necessary, consult a list of formulas.) What is the value of the slope of the least-sauares.regression line for these data? Round your answer to at least two decimal U places. What is the value of the yintercent of the least-squares regression line for these data? Round your answer to at least two decimal places.

Below are bivariate data giving birthrate and life expectancy information for each of twelve countries. For each of the countries, both the number of births x per one thousand people in the population and the female life expectancy y (in years) are given. These data are displayed in the Figure scatter plot. Birthrate, x (number of births per 1000 Female life expectancy, y (in years) pop.) 47.0 63.3 32.0 62.8 35.5 66.5 27.2 72.8 47.3 58.6 51.8 54.3 25.5 73.0 49.9 59.0 14.7 77.3 39.3 65.8 18.9 72.4 Figure 1 14.8 74.3 Send data to Excel The value of the sample correlation coefficient , for these data is approximately -0.938. Answer the following. Carry your intermediate computations to at least four decimal places, and round your answers as specified below. (If necessary, consult a list of formulas.) What is the value of the slope of the least-sauares.regression line for these data? Round your answer to at least two decimal U places. What is the value of the yintercent of the least-squares regression line for these data? Round your answer to at least two decimal places.

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Description: (eirate, x10:03AAwww-awn.aleks.comO REGRESSION AND CORRELATIONComputing the sample correlation coefficie.OOD ODBelow are bivariate data giving birthrate and life expectancy information foreach of twelve countries. For each of the countries, both the

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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The table below shows the number of state-registered automatic weapons and the murder rate for several Northwestern states. X 11.3 y 13.3 10.9 9.9 8.4 6.8 3.9 2.8 2.4 2.5 7 6.7 6.4 6.3 x = thousands of automatic weapons y = murders per 100,000 residents This data can be modeled by the equation ŷ = 0.79x + 4.32. Use this equation to answer the following. Answer = 12.829 0.9 5 A) How many murders per 100,000 residents can be expected in a state with 10.1 thousand automatic weapons? Answer = 6.123 x Round to 3 decimal places. B) How many murders per 100,000 residents can be expected in a state with 2.7 thousand automatic weapons? x Round to 3 decimal places.
dear sir mam how do u create a steam and leaf data plot
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