2) Consider the following excerpt from a database that a start-up company is bui

Question

2) Consider the following excerpt from a database that a start-up company is building in order to analyze sales trends. Number of Items Purchased 4 5 Order Number Amount of Region of the Country Area Code 105-1134-06 106-2157-11 119-1976-01 127-3867-09 129-1073-17 204 314 212 612 526 PurchasedPurchase ($) 02-14-2015 04-21-2015 07-04-2015 10-19-2015 11-10-2015 65.72 127.43 32.81 73.93 113.26 1 4 4 *Region of the Country (1 East, 2 South, 3 Midwest, 4-West) a) How many cases are shown in the table above? (1 point) b) How many variables are shown in the table above? (1 point) c) Identify the quantitative variables and give their units. (3 points) d) Identify the categorical variables. (4 points) e) Which variable is an identifier variable? (1 point)

Explanation / Answer

Here's the answer to the question , please don't hesitate to give a thumbs up in case you are satisfied with the answer.

Have a good day!

a.5 observations or cases are shown in the table above.

b. Total of 6 variables are shown in the table above.

c.amount of purchase and the unit is Dollars

Number of items purchased and the units is quantity ( i.e. it's just a number)

d.order number, region of a country , area code, Date purchased are all categorical variables.

e.Identifier variables are categorical variables that have a single individual per category. In our case that's : Order Number.

Related Questions

Navigate

• Browse (All)
• Browse 2
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.