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Using the t tables, software, or a calculator, estimate the values asked for in parts (a) and (b) below. a) Find the critical value of

Using the t tables, software, or a calculator, estimate the values asked for in parts (a) and (b) below.

a) Find the critical value of t for a 90% confidence interval with df = 30. t= ___ (Round to two decimal places as needed.)

b) Find the critical value of t for a 95% confidence interval with df = 92. t= ___ (Round to two decimal places as needed.)

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