We will refer to the data table below as"Facebook_Survey_Sample".In the first column 1:="yes" and 0:="no"In the "Gender" column 1:="Female" and 0:="Male"Facebook VisitsPerWeek Friends1011101111450254040015308090100060806004025150200Age5.)334654629212522184252Gender1Make a scatter plots by sex for VistsPerWeekvs. Friends for those in the Facebook_Survey_Sample whohave a facebook account.2.)For the men's scatter plot, from question 1,find the line through (25,60) and (15,40) and then find theRSE for the line.3.)Find the regression line for the points in themen's scatter plot from question 1.10011100114.)Use the regression as a model to predict howmany facebook friends a man who visits Facebook 80 timesper week should have.Find the RSE for the regression line in question

Answered: 1 Make a scatter plots by sex for…

1 Make a scatter plots by sex for VistsPerWeek vs. Friends for those in the Facebook_Survey_Sample who have a facebook account.

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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Question

100%

We will refer to the data table below as
"Facebook_Survey_Sample".
In the first column 1:="yes" and 0:="no"
In the "Gender" column 1:="Female" and 0:="Male"
Facebook VisitsPerWeek Friends
1
0
1
1
1
0
1
1
1
1
45
0
25
40
40
0
15
30
80
90
100
0
60
80
60
0
40
25
150
200
Age
5.)
3
34
65
46
29
21
25
22
18
42
52
Gender
1
Make a scatter plots by sex for VistsPerWeek
vs. Friends for those in the Facebook_Survey_Sample who
have a facebook account.
2.)
For the men's scatter plot, from question 1,
find the line through (25,60) and (15,40) and then find the
RSE for the line.
3.)
Find the regression line for the points in the
men's scatter plot from question 1.
1
0
0
1
1
1
0
0
1
1
4.)
Use the regression as a model to predict how
many facebook friends a man who visits Facebook 80 times
per week should have.
Find the RSE for the regression line in question

Expert Solution

Step 1

Here, we have the data table of Facebook survey sample.

Also mention that , about the first column and the gender column.

Here, we have to make the scatter plot by sex for visits per week against Friends for those who have Facebook account in the data table mentioned in the question.

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