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Mathematics, 30.08.2021 14:00 grettelyesenia
1. (10 Marks) Consider the following sample data set.
9.3, 11.7, 112, 13, 9.9, 124, 12, 11.3, 9.2, 12.7, 7.2
(a) [3 marks] Compute the mean and the standard deviation of the sample.
(6) [3 marks) Calculate the median and the first quartile.
(c) (4 marks) If this data set is from a normal distribution, how many observations
would you expect to lie within one standard deviation of the mean? Check whether
this expectation is met for this data set
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Aplane flies around trip to philadelphia it flies to philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour if the total trip takes 6.5 hours how many miles does the plane fly round trip
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1. (10 Marks) Consider the following sample data set.
9.3, 11.7, 112, 13, 9.9, 124, 12, 11.3, 9.2,...
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