What is the 95% Confidence Interval of the Mean? Set up and perform a hypothesis test to evaluate the competitor’s claim for the mean. Use 95% confidence. Set up and perform a hypothesis test or a confidence interval to evaluate the competitor’s claim for the standard deviation. Use 95% confidence.
Statistics: The modulus of tungsten alloy armor plate is typically 147 GPa, with a standard deviation of < 10 GPa. Your company is a large supplier of this armor plate to the manufacturers of M1 Abrams tank industry. Your competitor recently announced that his armor plate has a modulus of at least 167 GPa, with […]