Ask your own question, for FREE!
Mathematics 7 Online
OpenStudy (anonymous):

The weekly wages of 1000 workmen are normally distributed around a mean of Rs.70 with a standard deviation of Rs.5.Estimate the number of workers whose weekly wages will be (i) between Rs.70 and 72 (ii) between 69 and 72 (iii) more than Rs.75 (iv) less than 63.

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!