The table below shows some data taken on a small sample of a

The table below shows some data taken on a small sample of attendees at a medical conference. \"Smoke\" is a 1 if the person smokes, \"Drink\" is a 1 if the person drinks at least one alcoholic beverage per week. \"Weight\" is weight in pounds. \"Gender\" is an additional variable.

Gender Smoke Drink Weight
M 1 1 165
M 0 1 220
F 0 1 135
F 1 1 120
F 0 0 122

How many of these variables are categorical? How many are numerical?

Select one:

a. 2 categorical, 2 numerical

b. 3 categorical, 1 numerical.

c. 4 categorical, 0 numerical

d. 1 categorical, 3 numerical

Solution

The table below shows some data taken on a small sample of attendees at a medical conference. \"Smoke\" is a 1 if the person smokes, \"Drink\" is a 1 if the person drinks at least one alcoholic beverage per week. \"Weight\" is weight in pounds. \"Gender\" is an additional variable.

Gender Smoke Drink Weight
M 1 1 165
M 0 1 220
F 0 1 135
F 1 1 120
F 0 0 122

How many of these variables are categorical? How many are numerical?

Select one:

a. 2 categorical, 2 numerical

b. 3 categorical, 1 numerical.

c. 4 categorical, 0 numerical

d. 1 categorical, 3 numerical

Answer B

Weight only numerical

Gender male female categorical

Smoke- smoke, no smoke categorical

Drink