1. Consider the data 1, 3, 5, 7, 9, 11 and 13. Store them in L,...
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1. Consider the data 1, 3, 5, 7, 9, 11 and 13. Store them in L₁, and then (a) Find μ. (b) Find o. (c) Find a² (exact). (d) Take samples of size 2 with replacement from this population, list all your samples in the table below: 1, 1 3,1 5,1 7,1 9,1 1 2 1,3 3,3 3 (e) Now find the mean of each sample, and place all the sample means in the table below: 1,5 3,5 2 3 1,7 3 4 5 (f) Complete the following probability distribution table for all the sample means: Write P(x), in fractions (do not reduce). X 1 2 (i) Find o 3 4 5 P(X) 1 - (1) Find oy² (exact). 49 2 49 49 111 6 7 8 9 10 P(X) 7 11 12 13 14 15 (g) Draw the probability distribution histogram using and P(x) superimposed with a bell curve. Clearly label and mark your graph. P(X) Now enter all the sample means in L2, and corresponding probabilities P(x) in L.3. (h) Find µg. 1. Consider the data 1, 3, 5, 7, 9, 11 and 13. Store them in L₁, and then (a) Find μ. (b) Find o. (c) Find a² (exact). (d) Take samples of size 2 with replacement from this population, list all your samples in the table below: 1, 1 3,1 5,1 7,1 9,1 1 2 1,3 3,3 3 (e) Now find the mean of each sample, and place all the sample means in the table below: 1,5 3,5 2 3 1,7 3 4 5 (f) Complete the following probability distribution table for all the sample means: Write P(x), in fractions (do not reduce). X 1 2 (i) Find o 3 4 5 P(X) 1 - (1) Find oy² (exact). 49 2 49 49 111 6 7 8 9 10 P(X) 7 11 12 13 14 15 (g) Draw the probability distribution histogram using and P(x) superimposed with a bell curve. Clearly label and mark your graph. P(X) Now enter all the sample means in L2, and corresponding probabilities P(x) in L.3. (h) Find µg.
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Solution a 6 x1 C c e 11 31 51 deta 13 5791113 13 5781113 81216 4 71 ... View the full answer
Related Book For
Elementary Statistics
ISBN: 978-0538733502
11th edition
Authors: Robert R. Johnson, Patricia J. Kuby
Posted Date:
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