Answer the following statement(s) true (T) or false (F)

1. If you wanted to examine the difference between morning shift and evening shift on a job satisfaction survey, you could use a chi-square goodness of fit.
2. If you wanted to predict sales numbers from the number of sick days employees have taken, you could use regression.
3. If you want to compare your sample mean to a population mean, you should always use a z-test.
4. If you want to know “How much does training affect customer satisfaction?”, you are interested in statistical significance.
5. Data mining is your primary tool for analysing data.


1.false
2.true
3.false
4.false
5.false

Business

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