For the following data, identify whether or not they are Categorical [nominal or

Question

For the following data, identify whether or not they are Categorical [nominal or ordinal], or Numerical [interval or ratio][discrete or continuous] Give examples of possible values for each random variable. [Example: number of children living in a given home -"Numerical [ratio] [discrete], (0, 1, 2, 3, .. .)" Number of items person buys when they log on to eBay. Amount of time students spend each week surfing the internet. The size of a fountain drink sold at McDonalds. Cowboy fans favorite beer. The temperature of a child admitted to the hospital. A taste tester's ranking of four brands of barbecue sauce (terrible, pretty good, really good, great). The number of times each day a student uses their cell phone. Political party affiliation of each individual in a sample of 50 UTA students.

Explanation / Answer

a) Discrete as (0,1,2,3...)

b) Continuous and numerical as less than 1 hour, between 1 to 3 hours, etc.

c) Continuous as between 3 and 5 inches ...

d) Nominal Categorical as ranking preferences

e) Continuous numerical

f) Nominal Categorical

g) Continuous numerical

h) Discrete and numerical

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