Use a t-table, software, or a calculator to estimate the following critical valu

Question

Use a t-table, software, or a calculator to estimate the following critical values. a) The critical value of t for a 99% confidence interval with df 16. b) The critical value of t for a 95% confidence interval with df-88. Click the icon to view a t-distribution table of critical values a) What is the critical value of t for a 99% confidence interval with df-16? (Round to two decimal places as needed.) b) What is the critical value of t for a 95% confidence interval with df 887 (Round to two decimal places as needed,)

Explanation / Answer

a) For one tail: 2.58.

For both tail: ±2.92

b) For one tail: 1.66.

For both tail: ±1.99.

All the values are calculated on basis of a statistical software.

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