subject
Mathematics, 30.11.2020 18:10 castiaulii16

(02.04 HC) A random sample of online makeup tutorial videos and sales of makeup was measured, and the computer output for regression was obtained:

Coefficients Standard Error t Stat P-value

Intercept βˆ’7.567857143 0.426240686 βˆ’17.7549 1.04E-05

Makeup Tutorial Videos 0.917857143 0.028166777 32.58652 5.11E-07

R-sq. = 99.53% R-sq. (adj) = 99.44%

Part A: Use the computer output to determine the LSRL. Identify all the variables used in the equation. (3 points)

Part B: What proportion of the variation in makeup sales is explained by its linear relationship to makeup tutorial videos? Explain. (4 points)

Part C: Determine if increased makeup sales were caused by online makeup tutorial videos. Explain your reasoning. (3 points)

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 14:30
The circumference of a circle is 5 pi cm. what is the area of the circle?
Answers: 2
question
Mathematics, 21.06.2019 18:30
What is coefficient of the term of degree of degree 5 in the polynomial below
Answers: 1
question
Mathematics, 21.06.2019 19:30
Factor the expression using the gcf. the expression 21mβˆ’49n factored using the gcf
Answers: 2
question
Mathematics, 21.06.2019 21:30
Vanessa earns a base salary of $400.00 every week with an additional5% commission on everything she sells. vanessa sold $1650.00 worth of items last week.
Answers: 2
You know the right answer?
(02.04 HC) A random sample of online makeup tutorial videos and sales of makeup was measured, and t...
Questions
question
Physics, 05.11.2019 18:31
question
Mathematics, 05.11.2019 18:31