In a statistical hypothesis test, the p-value represents the probability of obtaining the observed test statistic or a more extreme result, assuming that the null hypothesis is true.

Question 9Answer

a.True

b.False

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Given the data below, compute the chi-square (X²)

	Col1	Col2	Total
Row1	100	150	250
Row2	200	50	250
Total	300	200	500

Question 10Answer

a.83.34

b.100.34

c.

93.93

d.102.33

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You are committing a Type III error if you fail to reject H0 when H0 is false?

Question 11Answer

True

False

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When conducting a hypothesis test of a single population mean with an unknown variance and small sample size (n<30), what test will you use?

Question 12Answer

a.z-test

b.t-test

c.p-test

d.f-test