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Sample statistics for a local bank and a competitor's bank Sample size Local Bank n1=46 Competitor...

Sample statistics for a local bank and a competitor's bank

Sample size Local Bank n1=46

Competitor Bank

n2=50

Average waiting time in minutes for each sample X⎯⎯⎯1=2.3 mins.
X2__ =2.6
Sample Standard Deviation of each Sample s1= 1.1 mins
s2=1.0 mins.
  1. Are the samples dependent or independent?
  2. State your Null/Alternative hypotheses
  3. What is the test-statistic?
  4. What is the p-value?
  5. What are the critical values?
  6. Does the test-statistic lie in the rejection region?
  7. Interpret the Result?
  8. Does the result change for a different value of alpha? Explain?

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