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What is T Distribution Probability Calculations about?

This document provides information and solutions to two problems involving hypothesis testing using a t-distribution. Problem 1 asks the probability that the average life of 15 light bulbs is less than or equal to 290 days, given that the population mean is 300 days. Both a traditional and calculator approach find this probability to be 22.6%. Problem 2 asks the probability that the average IQ score of 20 people is at most 110, given a population mean of 100. The calculator approach finds this probability t

Author

Joe Chalhoub

Language

EN