posted by Sean on .
Determine the Null and Alternative Hypothesis for the following:
A.) A company manufactures flares, they select 100 at random to determine if the flares last at least 3 hours on average.
B.) A consumer group believes that a new sports coupe gets significantly less MPG than advertised on the sales sticker. To confirm this belief, they randomly select several of the new couples and measure the MPG.
A. Ho: Time ≥ 3
Ha: Time < 3
B. Ho: mpg < ad
Ha: mpg ≥ ad