Question: 2. [-/7 Points] 0/2 Submissions Used | PRACTICE ANOTHER As a result of several customer complaints, a furniture company would like to know if its

2. [-/7 Points] 0/2 Submissions Used | PRACTICE ANOTHER As a result of several customer complaints, a furniture company would like to know if its delivery times have increased since the previous year. A random sample of 77 orders from the previous year were examined and their delivery times recorded. Another random sample of 77 orders from the current year were similarly examined. (a) Which type of hypothesis test should be conducted? ... v ... v (b) Which hypotheses should be tested? OHozuD=0vs.Ha:yD>0 O HO: \"current _ \"previous = 0 VS- Ha: l'current _ \"previous > 0 OHO:MD=0vs.Ha:uD

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1. Identify your reference point when making a decision based on an element of risk.

3. If there are reasonable alternatives, think about your decisions based on the different reference points and see if there are any contradictions in the decisions.

4. It is only at this point that you can give the problem your full attention in relation to the various ways you have framed the problem.