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Question

The following shows the temperatures (high, low) and weather conditions in a given Sunday for some selected world cities. For the weather conditions, the following notations are used: c = clear; cl = cloudy; sh = showers; pc = partly cloudy.
CityHiLoCondition
Acapulco9977pc
Bangkok9278pc
Mexico City7757sh
Montreal7256pc
Paris7758c
Rome8868cl
Toronto7861c

a. How many elements are in this data set?
b. How many variables are in this data set?
c. How many observations are in this data set?
d. Name the scale of measurement for each of the variables.
e. Name the variables and indicate whether they are categorical or quantitative.
f. For which variables are arithmetic operations appropriate and for which are they not appropriate?

Answer

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