STATISTICAL TECHNIQUES-ACCESS ONLY
16th Edition
ISBN: 9780077639648
Author: Lind
Publisher: MCG
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Chapter 18, Problem 17CE
a.
To determine
Obtain the estimation of linear trend equation for the production series by drawing a straight line through the data.
b.
To determine
Calculate the average annual decrease in production.
c.
To determine
Obtain the forecast for the year 2019.
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The following table gives the average monthly exchange rate between the U.S. dollar and the euro for 2009. It shows that 1 euro was equivalent to 1.289 U.S. dollars in January 2009. Develop a trend line that could be used to predict the exchange rate for 2010. Use this model to predict the exchange rate for January 2010 and February 2010. MONTH ______________________ EXCHANGE RATE January ....................................... 1.289 February ...................................... 1.324 March ......................................... 1.321 April .......................................... 1.317 May ........................................... 1.280 June ........................................... 1.254 July ........................................... 1.230 August ....................................... 1.240 September ................................... 1.287 October ..................................... 1.298 November .................................. 1.283 December…
3. Describe the trend (e.g, increase or decrease)
Determine whether it shows a linear trend, quadratic trend or exponential trend (e.g. using
the first differences, second differences or decay or growth factor)
12. Find the following table.
1. Fit a straight line trend by the method of least square.
2. Calculate the trend value.
Year:
1990
1991
1992
1993
1994
1995
1996
Production:
12
10
14
11
13
15
16
(*000 tons)
Chapter 18 Solutions
STATISTICAL TECHNIQUES-ACCESS ONLY
Ch. 18 - Prob. 1SRCh. 18 - Calculate a four-quarter weighted moving average...Ch. 18 - Prob. 2ECh. 18 - Prob. 2SRCh. 18 - Prob. 3ECh. 18 - Prob. 4ECh. 18 - Prob. 5ECh. 18 - Prob. 6ECh. 18 - Sales at Tomlin Manufacturing from 2009 to 2013...Ch. 18 - Prob. 7E
Ch. 18 - Prob. 8ECh. 18 - Prob. 4SRCh. 18 - Prob. 9ECh. 18 - Prob. 10ECh. 18 - Prob. 5SRCh. 18 - Prob. 11ECh. 18 - Prob. 12ECh. 18 - Refer to Exercise 9 regarding the absences at...Ch. 18 - Prob. 14ECh. 18 - Prob. 15ECh. 18 - Prob. 16ECh. 18 - Prob. 17CECh. 18 - Prob. 18CECh. 18 - Prob. 19CECh. 18 - Prob. 20CECh. 18 - Prob. 21CECh. 18 - Prob. 22CECh. 18 - Prob. 23CECh. 18 - Prob. 24CECh. 18 - Prob. 25CECh. 18 - Prob. 26CECh. 18 - Prob. 27CECh. 18 - The quarterly production of pine lumber, in...Ch. 18 - Prob. 29CECh. 18 - Sales of roof material, by quarter, for 2007...Ch. 18 - Blueberry Farms Golf and Fish Club of Hilton Head,...Ch. 18 - Prob. 32CECh. 18 - Ray Anderson, owner of Anderson Ski Lodge in...Ch. 18 - Prob. 34CECh. 18 - Prob. 35CECh. 18 - Prob. 36CECh. 18 - Consider the variable mean amount per transaction...Ch. 18 - Prob. 38CECh. 18 - Prob. 39DECh. 18 - Prob. 1PCh. 18 - Prob. 2PCh. 18 - Prob. 3PCh. 18 - Prob. 1.1PTCh. 18 - Prob. 1.2PTCh. 18 - Prob. 1.3PTCh. 18 - Prob. 1.4PTCh. 18 - Prob. 1.5PTCh. 18 - Prob. 1.6PTCh. 18 - Prob. 1.7PTCh. 18 - Prob. 1.8PTCh. 18 - Prob. 1.9PTCh. 18 - Prob. 1.10PTCh. 18 - Prob. 2.1PTCh. 18 - Listed below are the price and quantity of several...Ch. 18 - Prob. 2.3PT
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