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 −7.567857143 0.426240686 −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 18:30
The base of a triangle is 8 1 3 meters and the height of the triangle is the fourth root of 16 meters meters. what is the area of the triangle?
Answers: 3
question
Mathematics, 21.06.2019 18:40
The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?
Answers: 2
question
Mathematics, 21.06.2019 21:00
Seattle, washington is known for being rainy. one day last month, 8 inches of rain fell in 1 1/2 hours. what us the rate of the rainfall expressed in ft per plzzz write a proportion i will give you 100 points
Answers: 1
question
Mathematics, 21.06.2019 22:30
Agallon of apple juice cost $7 a pack of eight 4.23oz box of apple juice $2.39 which is a better deal
Answers: 1
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
Chemistry, 17.05.2021 21:00
question
Mathematics, 17.05.2021 21:00
question
Mathematics, 17.05.2021 21:00
question
Mathematics, 17.05.2021 21:00
question
Mathematics, 17.05.2021 21:00