Need help on 2 a,b,c **Educational Website Transcription:**---### Fall 2022 Mid-Term Exam**2.****(b)** Find the regression equation giving the height $ y $ as a (linear) function of the day number $ x $.- Write the regression equation in the box below: *[Box for answer]***(c)** Use the regression equation to predict the height of this bamboo shoot on day number 8.- On day number 8, the height of the shoot is predicted to be **about** __________ inches.**3.** Frank sews colorful pillows and sells them. His fixed cost is $40 per week, and the cost of the materials for one pillow is $5. Frank sells the pillows for $15 each. If $ x $ stands for the number of pillows made/sold in one week, then**(a)** Write the weekly cost equation: *[Box for answer]* **(b)** Write the weekly revenue equation: *[Box for answer]***(c)** Find the break-even point:- Show the work above, and write your answer in the box below: *[Box for answer]***(d)** Find the profit that Frank would make if he sews and sells 15 pillows in one week:- Show the work above, and write your answer in the box below: *[Box for answer]*--- This document provides several algebraic exercises involving linear regression and cost-revenue-profit analysis, aimed at enhancing students' understanding of these concepts. **Problem 2: Bamboo Shoot Growth Measurement**The height of a bamboo shoot is measured at noon every day. The results for the first week are provided in the table below:| x: Day Number | 1 | 2 | 3 | 4 | 5 | 6 | 7 ||---------------|----|----|----|----|----|----|----|| y: Height (in inches) | 26.8 | 34.3 | 44.1 | 51.5 | 61.7 | 69.8 | 79.2 |**Instructions:**Note: You do not need to show your work for this problem; just indicate which software you have used to do the calculations.(a) Find the coefficient of correlation between x (day number) and y (height). Does the result indicate a strong correlation?---This problem is designed for students to apply knowledge of statistical correlation, particularly using software tools to compute and interpret the coefficient of correlation.

Answered: Image /qna-images/answer/22e4de1c-75ea-49f2-9592-afd58c10b471.jpg

2. The height of a bamboo shoot is measured at noon every day. The results for the first week are given in the table: x: day number y: height in inches 1 26.8 2 34.3 3 44.1 4 51.5 NOV 5 61.7 6 69.8 7 ert word 79.2 Note: you don't have to show your work in this problem; just indicate which software you have used to do the calculations. woled xod sill (a) find the coefficient of correlation between x and y; does the result indicate strong correlation?

2. The height of a bamboo shoot is measured at noon every day. The results for the first week are given in the table: x: day number y: height in inches 1 26.8 2 34.3 3 44.1 4 51.5 NOV 5 61.7 6 69.8 7 ert word 79.2 Note: you don't have to show your work in this problem; just indicate which software you have used to do the calculations. woled xod sill (a) find the coefficient of correlation between x and y; does the result indicate strong correlation?

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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