1.The table shows earnings per share of a corporation over a period of 30 years.YearEarningsEarnings50.2Year11645.433.91735.6320.61830.1425.41925.532.92022.46.31.32112.3718.82220.914.52342.817.52486.31023.62573.61120.62647.71221.62756.61327.62853.11436.52948.91549.33041.2f.Compute 0.95 percent confidence interval for the population mean of earnings

The true mean CI (i.e the population CI) is assumed as the interval which includes the true…

1.The table shows earnings per share of a corporation over a period of 30 years. Year Earnings Year Earnings 1 50.2 16 45.4 2 33.9 17 35.6 20.6 18 30.1 4 25.4 19 25.5 5 32.9 20 22.4 31.3 21 12.3 7 18.8 22 20.9 8. 14.5 23 42.8 9. 17.5 24 86.3 10 23.6 25 73.6 11 20.6 26 47.7 12 21.6 27 56.6 13 27.6 28 53.1 14 36.5 29 48.9 15 49.3 30 41.2 f.Compute 0.95 percent confidence interval for the population mean of earnings

1.The table shows earnings per share of a corporation over a period of 30 years. Year Earnings Year Earnings 1 50.2 16 45.4 2 33.9 17 35.6 20.6 18 30.1 4 25.4 19 25.5 5 32.9 20 22.4 31.3 21 12.3 7 18.8 22 20.9 8. 14.5 23 42.8 9. 17.5 24 86.3 10 23.6 25 73.6 11 20.6 26 47.7 12 21.6 27 56.6 13 27.6 28 53.1 14 36.5 29 48.9 15 49.3 30 41.2 f.Compute 0.95 percent confidence interval for the population mean of earnings

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

1.The table shows earnings per share of a corporation over a period of 30 years.
Year
Earnings
Earnings
50.2
Year
1
16
45.4
33.9
17
35.6
3
20.6
18
30.1
4
25.4
19
25.5
32.9
20
22.4
6.
31.3
21
12.3
7
18.8
22
20.9
14.5
23
42.8
17.5
24
86.3
10
23.6
25
73.6
11
20.6
26
47.7
12
21.6
27
56.6
13
27.6
28
53.1
14
36.5
29
48.9
15
49.3
30
41.2
f.Compute 0.95 percent confidence interval for the population mean of earnings

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year Income ($) B P1994 6036 85.1 20.41995 6113 87.8 20.21996 6271 88.9 21.31997 6378 94.5 19.91998 6727 99.9 181999 7027 99.5 19.92000 7280 104.2 22.22001 7513 106.5 22.32002 7728 109.7 23.42003 7891 110.8 26.22004 8134 113.7 27.12005 8322 113 292006 8562 116 33.52007 9042 108.7 42.82008 8867 115.4 35.62009 8944 118.9 32.22010 9175 127.4 33.72011 9381 123.5 34.42012 9735 117.9 48.52013 9829 105.4 66.12014 9722 103.2 62.42015 9769 104.2 58.62016 9725 103.7 56.72017 9930 105.7 55.52018 10419 105.5 57.32019 10625 106.5 53.72020 10905 107.3 52.6 Make a forecast of Mr. X's Income for the next five years Make forecast of income for the given values of B =110 and P = 55
year Income (S) B 1994 6036 85.1 20.4 1995 6113 87.8 20.2 Make a forecast of Mr. X's Income for the next five years 1996 6271 88.9 21.3 Make forecast of income for the given values of B =110 and P= 55 1997 6378 94.5 19.9 1998 6727 99.9 18 1999 7027 99.5 19.9 2000 7280 104.2 22.2 2001 7513 106.5 22.3 2002 7728 109.7 23.4 2003 7891 110.8 26.2 2004 8134 113.7 27.1 2005 8322 113 29 2006 8562 116 33.5 2007 9042 108.7 42.8 2008 8867 115.4 35.6 2009 8944 118.9 32.2 2010 9175 127.4 33.7 2011 9381 123.5 34.4 2012 9735 117.9 48.5 2013 9829 105.4 66.1 2014 9722 103.2 62.4 2015 9769 104.2 58.6 2016 9725 103.7 56.7 2017 9930 105.7 55.5 2018 10419 105.5 57.3 2019 10625 106.5 53.7 2020 10905 107.3 52.6
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