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What is? statistics? Choose the correct answer below. C. It is the science that deals with? collection, classification,? analysis, and interpretation of information or data. Your answer is correct. Explain the difference between descriptive and inferential statistics. Descriptive statistics describes sets of data. Inferential statistics draws conclusions about the sets of data based on sampling. Explain the difference between qualitative and quantitative data. Quantitative data are numerical in? nature, while qualitative data are categorical in nature. Explain how populations and samples differ. A population is a set of units of interest to a study. A sample is a subset of the units of a population. Suppose? you're given a data set that classifies each sample unit into one of four? categories: A,? B, C, or D. You plan to create a computer database consisting of these? data, and you decide to code the data as Aequals=?1, Bequals=?2, Cequals=?3, and Dequals=4. Are the data consisting of the classifications? A, B,? C, and D qualitiative or? quantitative? After the data are input as? 1, 2,? 3, or? 4, are they qualitative or? quantitative? ?Qualitative, because they can only be classified into categories. ?Qualitative, because they cannot be meaningfully? added, subtracted,? multiplied, or divided.