According to the chart above, what is the interaction effect for AXB?

Suppose you want to study the impact of car age and average speed driven on the tread life of a new brand of tires. What is an example of a factor level you might study? Car less than 1 year old Tread life greater than 10,000 miles Interaction effects Car age and average speed Get…

Suppose we have the following hypothesis Z-test: A vendor claims their parts are shipped with a measurement of 1.86 cm. Assume σ = 0.03, n=64, critical values are ±1.96, and we calculate Z=3.6. What would we conclude? Conclude that 3.6 is outside the critical region, do not reject H0 and state the vendor’s claim is…

Which of the following is a good reason for using a fractional factorial experiment rather than full factorial? You have a large budget for the experiment You are studying a small number of factors Expert opinion is that only the main factors are of concern in this process Blocking is needed due to the large…