Q:

Select __________ from instructor where dept name= ’Comp. Sci

0

Select __________ from instructor where dept name= ’Comp. Sci.’;
Which of the following should be used to find the mean of the salary ?


  1. Mean(salary)
  2. Avg(salary)
  3. Sum(salary)
  4. Count(salary)

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(b).Avg(salary)

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