Question: data mining Question 28 Consider the following dataset: Data Point 1 2 3 4 5 alo 6 1 4 3 8 5 9 7 2

data mining

Question 28 Consider the following dataset: Data Point 1 2 3 4 5 alo 6 1 4 3 8 5 9 7 2 4 9 6 7 3 5 6 7 8 9 1 3 7 Use Linear Regression (LR) method to develop a model that predicts the value of ly) in terms of (a) Write down the model. Le the line equation Blank 1 (Important don't leave any space between the components of the line equation egy-4,3x+2.8) (b) The slope of this modelis: Blank 2 ( The line intersects the yaxis at y = Blank 3 (di Use the model you developed in ta) to predict the value of y when x = 4. Blank 4 (e) When x = 11. what is the type of LR, is itinterpolation or extrapolation: Blank 5 Important: Mind your spelling) The MAE for the model you developed from the above data = Blank 6 Blank1

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Chapter 15 Question 19 Consider the following time series: t 1 2 3 4 5 6 7 Yt 120 110 100 96 94 92 88 a. construct a time series plot. What type of pattern exists in the data? b. Use simple linear...

. Explain these problems.This question is complete DFB, Inc. expects earnings next year of $5.00 per share, and it plans to pay a $3.00 dividend to shareholders (assume that is one year from now)....

Question 7 2 pts Estimating Parameters in a Linear Regression: Consider the following dataset: X 0 1 2 3 4 |y 2 3 5 4 6 Find the least square regression line y = ax + b (you may use R) What's the...

1) Consider the following time series: t 1 2 3 4 5 6 7 Yt 120 110 100 96 94 92 88 a. Construct a time series plot. What type of pattern exists in the data? b. Use simple linear regression analysis to...

Help me answering these questions, thank you in advance Consider the following time series data. 1 2 3 4 5 Yt 6 12 10 14 16 Excel File: data17-17.xls a. Construct a time series plot. 1. Time Series...

19. Consider the following time series. t 1 2 3 4 5 6 7 Yt 120 110 100 96 94 92 88 a. Construct a time series plot. What type of pattern exists in the data? b. use simple linear regression analysis...

4. Measuring the Forecast Accuracy for Monthly Data. Consider the following time series data: Month 1 2 3 4 5 6 7 Value 24 13 20 12 19 23 15 Week 1 2 3 4 5 6 Value 18 13 16 11 17 14 a. Compute MSE...

3. Consider the following data set: t 1 2 3 4 5 6 7 8 9 10 11 12 13 14 6 6 7 8 7 9 10 12 13 12 14 15 16 18 Dt Use data for periods 1 through 10 and build a linear regression model. Then use the data...

2. (20pts) Consider the following data set: x=0, 1, 2, 3, 4, 5 y= 2, 5, 13, 34, 89, 231 Fit: a) a second-degree polynomial (a* x2 +b*x + c) .b) the function y=a*exp(b*x) Report the optimum values for...

Consider the following time series data. 1 2 3 4 5 y 5 10 8 13 16 (a) Construct a time series plot. What type of pattern exists in the data? The time series plot shows a nonlinear trend. The time...

Why study stocks if the net amount of stock issues is negative?

The trial balance for ShirtCraft, Inc., at January 31 is shown as follows: During February the following transactions occurred: Feb. 1 Billed customers $2,500 for services rendered. 1 Paid $150...

Knitpix Products is a division of Parker Textiles Inc. During the coming year, it expects to earn income of $310,000 based on sales of $3.45 million. Without any new investments, the division will...

Compared with half a century ago, adoption has become _ _ _ _ _ _ _ _ _ common, but it is more open and acceptabl e , so we probably discuss it _ _ _ _ _ _ _ . fill in the blanks more or much less or...

Question What is the impact of the nondiscrimination regulations on defined benefit design, particularly for older owner-employees of closely held businesses?

Question What integration level should an employer choose?

Question How can an employer decide when a profit sharing plan should be integrated with Social Security, and what are the factors involved in choosing the integration level?