Q3. a) Discuss the general procedure for hypothesis testing. b) The average weight of pine trees in a forest is normally distributed with mean 53.45 and a standard deviation of 2.51. A sample of 20 pine trees are taken from the forest and their mean is recorded 64.85. Test the hypothesis that the average weight is less than 2.51. Using Z. = 2.83 .

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Q3. a) Discuss the general procedure
for hypothesis testing.
b) The average weight of pine
trees in a forest is normally distributed
with mean 53.45 and a standard
deviation of 2.51. A sample of 20 pine
trees are taken from the forest and their
mean is recorded 64.85. Test the
hypothesis that the average weight is
less than 2.51. Using Z, = 2.83.
Transcribed Image Text:Q3. a) Discuss the general procedure for hypothesis testing. b) The average weight of pine trees in a forest is normally distributed with mean 53.45 and a standard deviation of 2.51. A sample of 20 pine trees are taken from the forest and their mean is recorded 64.85. Test the hypothesis that the average weight is less than 2.51. Using Z, = 2.83.
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