a. Determine the correlation coefficient r between the two variables. Answer in exact fraction, or rounded to at least 4 decimal places. b. Determine the slope coefficient B, for the regression of the count of likes on a Facebook post given the number of times shared. Answer in exact fraction, or rounded to at least 3 decimal places. c. Determine the y-intercept Bo for the regression of the count of likes on a Facebook post given the number of times shared. Answer in exact fraction, or rounded to at least 3 decimal places.

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter4: Linear Functions
Section: Chapter Questions
Problem 40RE: For the following exercises, consider the data in Table 5, which shows the percent of unemployed ina...
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Here is the count of likes on a facebook post along with the number of times it was shared.
Count of likes
100
150
200
240
300
360
400
500
Number of times shared
10
20
30
40
50
60
70
80
a. Determine the correlation coefficient r between the two variables.
Answer in exact fraction, or rounded to at least 4 decimal places.
b. Determine the slope coefficient B, for the regression of the count of likes on a Facebook post given the number of times shared.
Answer in exact fraction, or rounded to at least 3 decimal places.
c. Determine the y-intercept Bo for the regression of the count of likes on a Facebook post given the number of times shared.
Answer in exact fraction, or rounded to at least 3 decimal places.
Transcribed Image Text:Here is the count of likes on a facebook post along with the number of times it was shared. Count of likes 100 150 200 240 300 360 400 500 Number of times shared 10 20 30 40 50 60 70 80 a. Determine the correlation coefficient r between the two variables. Answer in exact fraction, or rounded to at least 4 decimal places. b. Determine the slope coefficient B, for the regression of the count of likes on a Facebook post given the number of times shared. Answer in exact fraction, or rounded to at least 3 decimal places. c. Determine the y-intercept Bo for the regression of the count of likes on a Facebook post given the number of times shared. Answer in exact fraction, or rounded to at least 3 decimal places.
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