A study of the annual growth of certain cacti showed that 9 of them, selected at random in a certain desert region, grew on 9, 10, 9, 9, 7, 8, 6, 10 and 13 mm. a) Find the mean and the standard deviation. b) Construct a 99% confidence interval for the average. c) Test mm against mm at the level of significance 0.05 .
A study of the annual growth of certain cacti showed that 9 of them, selected at random in a certain desert region, grew on 9, 10, 9, 9, 7, 8, 6, 10 and 13 mm. a) Find the mean and the standard deviation. b) Construct a 99% confidence interval for the average. c) Test mm against mm at the level of significance 0.05 .
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
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A study of the annual growth of certain cacti showed that 9 of them, selected at random in a certain desert region, grew on 9, 10, 9, 9, 7, 8, 6, 10 and 13 mm.
a) Find the
b) Construct a 99% confidence interval for the average.
c) Test mm against mm at the level of significance 0.05 .
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