Chapter1Homework1.xlsx

1.5

Sales Transactions Data Classification (categorical, ordinal, nterval or ratio)
Cust ID Region Payment Transaction Code Source Amount Product Time Of Day
Example 10001 East Paypal 93816545 Web $20.19 DVD 22:19
Classificaion

1.9

Checking and Savings Account Balance Model
BALANCE = -17,732 + 367 x AGE + 1300 x YEARS EDUCATION + 0.116 x HOUSEHOLD WEALTH
a. Number Interpretation
367
1300
0.116
b. AGE 32 years old
EDUCATION 16 years
WEALTH $ 150,000.00
PREDICTED BALANCE