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QNT 561 Week 1 DQ 2
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When would you use Chebyshev’s theorem and the empirical rule in
business? How are they calculated? Provide one real-life example that
requires Chebyshev’s theorem and one that requires the empirical
rule.
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QNT 561 Week 1 Individual My Statslab Problem
Set
For more course tutorials visit
www.qnt561.com
1.
What is statistics?
2. Explain the difference between descriptive and inferential
statistics.
3. Explain the difference between qualitative and quantitative data.
4. Explain how populations and variables differ.
5. Explain how populations and samples differ.
6.
What is a representative sample?
7. Explain the difference between a population and a process.
8. Define statistical thinking.
9. 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 A = 1, B = 2, C = 3 and D = 4. Are the data consisting of
the classifications A, B, C and D qualitative or quantitative? After the
data are in out as 1, 2, 3, or 4, are they qualitative or quantitative?