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Can the number of pages a book has been used to predict the books hardcover price? Data was collected on The NY Times bestsellers for
Can the number of pages a book has been used to predict the books hardcover price? Data was collected on The NY Times bestsellers for September 2019. The file can't be found in blackboard in the course links " folder under the "cool data sub folder .
a. what are the response and explanatory variables?
Week 09 Written Homework Sections 2.6 & P.1 Software output (ONE graph) is required for this assignment. SHOW ALL WORK 1. Can the number of pages a book has be used to predict the book's hardcover price? Data was collected on the NY Times bestsellers for September 2019. The file can be found in Blackboard in the "Course Links" folder under the "Cool Data" subfolder. a. What are the response and explanatory variables? b. Make a scatterplot of pages vs hardcover price. Print out the scatterplot. Describe the relationship between pages and hardcover price in terms of form, direction and strength.Sections 2.6 & P.1 Week 09 Written Homework Software output (ONE graph) is required for this assignment. SHOW ALL WORK 1. Can the number of pages a book has be used to predict the book's hardcover price? Data was collected on the NY Times bestsellers for September 2019. The file can be found in Blackboard in the "Course Links" folder under the "Cool Data" subfolder. a. What are the response and explanatory variables? b. Make a scatterplot of pages vs hardcover price. Print out the scatterplot. Describe the relationship between pages and hardcover price in terms of form, direction and strength. c. What is the correlation between pages and hardcover price? (give correct notation and its value) d. What is the equation of the least-squares regression line? e. Interpret the value of the slope in the context of the problem. (Be VERY specific) f. Plot the regression line on the printout of your scatterplot. SHOW YOUR WORK so that it is clear how you decided where the line should go. Include the scatterplot printout with line hand-drawn in your homework submission. B. The graph shows a pretty big outlier/influential observation. What is the name of the book corresponding to the outlier? (Hint-if you put your mouse over the point, it will tell you the pages and price... then if you go to "Change Columns" you can see the full dataset and find the name of the book that corresponds to those values)Sections 2.6 & P.1 Week 09 Written Homework Software output (ONE graph) is required for this assignment. SHOW ALL WORK 1. Can the number of pages a book has be used to predict the book's hardcover price? Data was collected on the NY Times bestsellers for September 2019. The file can be found in Blackboard in the "Course Links" folder under the "Cool Data" subfolder. a. What are the response and explanatory variables? b. Make a scatterplot of pages vs hardcover price. Print out the scatterplot. Describe the relationship between pages and hardcover price in terms of form, direction and strength. c. What is the correlation between pages and hardcover price? (give correct notation and its value) d. What is the equation of the least-squares regression line? e. Interpret the value of the slope in the context of the problem. (Be VERY specific) f. Plot the regression line on the printout of your scatterplot. SHOW YOUR WORK so that it is clear how you decided where the line should go. Include the scatterplot printout with line hand-drawn in your homework submission. B. The graph shows a pretty big outlier/influential observation. What is the name of the book corresponding to the outlier? (Hint-if you put your mouse over the point, it will tell you the pages and price... then if you go to "Change Columns" you can see the full dataset and find the name of the book that corresponds to those values)Sections 2.6 & P.1 Week 09 Written Homework Software output (ONE graph) is required for this assignment. SHOW ALL WORK 1. Can the number of pages a book has be used to predict the book's hardcover price? Data was collected on the NY Times bestsellers for September 2019. The file can be found in Blackboard in the "Course Links" folder under the "Cool Data" subfolder. a. What are the response and explanatory variables? b. Make a scatterplot of pages vs hardcover price. Print out the scatterplot. Describe the relationship between pages and hardcover price in terms of form, direction and strength. c. What is the correlation between pages and hardcover price? (give correct notation and its value) d. What is the equation of the least-squares regression line? e. Interpret the value of the slope in the context of the problem. (Be VERY specific) f. Plot the regression line on the printout of your scatterplot. SHOW YOUR WORK so that it is clear how you decided where the line should go. Include the scatterplot printout with line hand-drawn in your homework submission. B. The graph shows a pretty big outlier/influential observation. What is the name of the book corresponding to the outlier? (Hint-if you put your mouse over the point, it will tell you the pages and price... then if you go to "Change Columns" you can see the full dataset and find the name of the book that corresponds to those values)Sections 2.6 & P.1 Week 09 Written Homework Software output (ONE graph) is required for this assignment. SHOW ALL WORK 1. Can the number of pages a book has be used to predict the book's hardcover price? Data was collected on the NY Times bestsellers for September 2019. The file can be found in Blackboard in the "Course Links" folder under the "Cool Data" subfolder. a. What are the response and explanatory variables? b. Make a scatterplot of pages vs hardcover price. Print out the scatterplot. Describe the relationship between pages and hardcover price in terms of form, direction and strength. c. What is the correlation between pages and hardcover price? (give correct notation and its value) d. What is the equation of the least-squares regression line? e. Interpret the value of the slope in the context of the problem. (Be VERY specific) f. Plot the regression line on the printout of your scatterplot. SHOW YOUR WORK so that it is clear how you decided where the line should go. Include the scatterplot printout with line hand-drawn in your homework submission. B. The graph shows a pretty big outlier/influential observation. What is the name of the book corresponding to the outlier? (Hint-if you put your mouse over the point, it will tell you the pages and price... then if you go to "Change Columns" you can see the full dataset and find the name of the book that corresponds to those values)Step by Step Solution
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