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A What in general is a test statistic b Which test

a. What, in general, is a test statistic?

b. Which test statistic would you use for a two-sided t test?

c. What, in general, is a critical value?

d. Which critical value would you use for a two-sided t test?

b. Which test statistic would you use for a two-sided t test?

c. What, in general, is a critical value?

d. Which critical value would you use for a two-sided t test?

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