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Find the critical value t for the following situations. a) a 90% confidence interval based on df = 10 b) a 99% confidence interval based

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Find the critical value t for the following situations. a) a 90% confidence interval based on df = 10 b) a 99% confidence interval based on df = 5 a) What is the critical value of t for a 90% confidence interval with df = 10? (Round to two decimal places as needed.)

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