Question

Determine whether the following possible responses should be classified as interval, nominal, ratio or ordinal data. 1. The type of car you currently drive_ 2. The starting salaries of new Ph.D. graduates from a sta-tistics program_ 3. Your hometown 4. The age of each of your classmates.

Answer 1

Solution ; Nominal dală - It refers to categorically discrete data which has no specific ordering Sike mannes, jersey number Ordinal dală - This type of data also falls under the Category of categoricaluy discrelé datal, but though it les Categorical, it has a natural ordering within the dalá. Eg. Economic status of a person (reich, poor, middle class), etc. Interval Date - This data type is similar to ordinal data. f But here the dala values are equally spaced from each other. Eg. The difference between soºc and 40°c å same in magnitude as the difference between 35k and 45 N Ratio Dală - This data type has all the properties of Interval data but it lias an additional criteria that data should have an absolute zero, unlike . in interval Data where zero is arbitrary Eg. The zero degree mark while measuring the length of the a material specifies the absence of that material but this same explanation is not valid for explaining Oe. Dal Categorical Qualitative Quantitative ordinal Interval. Nominal

of ease you currently drive - Nominal Dală ay the staveting salaries of new PhD graduates from a Statistics foldgram - Interval Dală 37 Yowe hometown - Nominal Data 4/ The age of youre classmates.- Interwal Dalā
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