1) The question screenshot has been attached down below answer question 7 a - h step-by-step. 7. The average annual exchange rate in Canada for the US dollar from 2008-2018 isshown in the following table.Year20082009201020112012201320142015201620172018Exchange Rate0.940.880.971.011.000.970.910.780.770.770.77a) Draw a scatter plot, without using graphing technology.b) Draw the line of best fit.c) Determine the slope of your line of best fit and identify the y-intercept.d) Determine the equation of the line of best fit without technologye) Draw a scatter plot using technology. f) Determine the equation of the line of best fit using technologyg) Draw the line of best fit.h) Based on your findings (use both equations of the line of best fit), what will theaverage exchange rate be in the year 2020, if current trends continue? Which onedo you think is the most accurate? Why?

Answered: Image /qna-images/answer/e6fe9904-9d68-4eaa-b188-2645198621ec.jpg

Answered: 7. The average annual exchange rate in…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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The top 6 companies and the amount each spent on advertising in billions of dollars are as follows: Company At&T Advertising ($ billions) 3.5 Verizon Procter & Gamble L'Oreal Comcast Ford 2.4 4.1 2.1 3.7 2.7 Find the interquartile range for advertising (in $ billions). O a. 2.000 O b. None of the answers is correct OC. 1.475 Od. 1.825 O e. 1.350
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