The amount of timber available from a certain type of fully grown tree has a mean of
Question:
(a) What are the mean and the standard deviation of the total amount of timber available from 20 trees?
(b) What are the mean and the standard deviation of the average amount of timber available from 30 trees?
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a EX 20 20 63400 1268000 Th...View the full answer
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Branice Buyengo Ajevi
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Related Book For 
Probability And Statistics For Engineers And Scientists
ISBN: 9780495107576
3rd Edition
Authors: Anthony Hayter
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