The null hypothesis is stated in Greek letters because the null hypothesis refers to relations in the population.
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Q1: When using the χ2 test statistic, "expected"
Q2: The χ2 test statistic is useful for
Q3: The concept of statistical significance relates to
Q5: The last step in hypothesis testing is
Q6: When two variables are unrelated to each
Q7: A 5% level of significance suggests a
Q8: The critical value is compared against the
Q9: A relationship that is reported as being
Q10: Degree of freedom is a concept associated
Q11: Generally, a critical value will be larger
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