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Homework Problems (Part 1, Cereal Nutrition) 1) What type of data (e.g., scale of measurement) is contained in the variable Manufacturer? Sodium? Shelf? Customer Satisfaction?
Homework Problems (Part 1, Cereal Nutrition)
1) What type of data (e.g., scale of measurement) is contained in the variable Manufacturer? Sodium? Shelf? Customer Satisfaction?
2) For the Protein variable, create a histogram to graphically depict the frequencies using categories that make sense.
3) Calculate the mean and median for the Calories variable using functions. Given your findings, is this variable skewed?
4) Use the descriptive statistics tool to describe the quantitative variables.
5) Create a correlation matrix for the quantitative variables. Now compute the coefficient of determination between each combination. What does that tell us?
Homework Problems (Part 2, Housing Price Data)
6) Calculate the mean and standard deviation for each variable using formulas or functions.
7) Calculate descriptive statistics for each variable.
8) Calculate the coefficient of variation for each variable. Note any findings of interest.
9) Calculate the correlation between Home Price and number of Bathrooms using a function. Calculate the coefficient of determination.
10) Create a correlation matrix for all the variables. Note any relationships of interest.
| Homework Problems (Part 1, Cereal Nutrition) | |||||||||||||
| 1) | What type of data (e.g., scale of measurement) is contained in the variable Manufacturer? Sodium? Shelf? Customer Satisfaction? | ||||||||||||
| 2) | For the Protein variable, create a histogram to graphically depict the frequencies using categories that make sense. | ||||||||||||
| 3) | Calculate the mean and median for the Calories variable using functions. Given your findings, is this variable skewed? | ||||||||||||
| 4) | Use the descriptive statistics tool to describe the quantitative variables. | ||||||||||||
| 5) | Create a correlation matrix for the quantitative variables. Now compute the coefficient of determination between each combination. What does that tell us? | ||||||||||||
| Homework Problems (Part 2, Housing Price Data) | |||||||||||||
| 6) | Calculate the mean and standard deviation for each variable using formulas or functions. | ||||||||||||
| 7) | Calculate descriptive statistics for each variable. | ||||||||||||
| 8) | Calculate the coefficient of variation for each variable. Note any findings of interest. | ||||||||||||
| 9) | Calculate the correlation between Home Price and number of Bathrooms using a function. Calculate the coefficient of determination. | ||||||||||||
| 10) | Create a correlation matrix for all the variables. Note any relationships of interest. |
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Cost Accounting A Managerial Emphasis
Authors: Charles T. Horngren, Srikant M.Dater, George Foster, Madhav
14th Edition
978-0132960649, 132960648, 132109174, 978-0132109178
