Question

The summer monsoon brings 80% of India's rainfall and is essential for the country's agriculture. Records going back more than a century show that the amount of monsoon rainfall varies from year to year according to a distribution that is approximately Normal with mean 852 millimeters (mm) and standard deviation 82 mm. Use the 68-95-99.7 rule to answer the following questions.

(a) Between what values do the monsoon rains fall in 95% of all years?
(b) How small are the monsoon rains in the driest 2.5% of all years?

(a) from mm to mm
(b) less than mm

PLease show the steps you took to get the solution. IF you used a calculator please show what function you used

Answer 1

Probability verification for b) -

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