Question

Q2. The data on the number of patients attending a hospital in a month are given below.
Find the average (mean) number of patients attending the hospital in a month by using the shortcut
method.
Take the assumed mean as 45. Give your answer correct to 2 decimal places.
(3m]
Number of Patients 10-20 20 - 30 30 - 40 40-50 50-60 60 - 70
5
7
5
9
Number of Days
2
2​

Answer 1

Answer:

40-50 is answer

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