STATISTICAL TECHNIQUES IN BUSINESS AND E
18th Edition
ISBN: 9781260570489
Author: Lind
Publisher: MCG
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Chapter 18, Problem 1.5PT
To determine
Fill in the blank with an appropriate word in the given statement.
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1.
0.272
+1.498
Use the following table of index numbers based on the price of a pound of coffee. The index numbers use 2011 as the base year. If you spent $4.75 for a pound of coffee in 2013,
what would the price have been in 2007?
Year 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015
Coffee index 73.2 || 76.9 | 80.8 | 86.4 91.6 97.1 100.0 105.0 108.1|111.4 118.1
$ per pound
(Round to the nearest cent as needed.)
C
5
Chapter 18 Solutions
STATISTICAL TECHNIQUES IN BUSINESS AND E
Ch. 18 - Prob. 1ECh. 18 - Prob. 2ECh. 18 - Prob. 3ECh. 18 - Prob. 4ECh. 18 - Prob. 1SRCh. 18 - Prob. 5ECh. 18 - Prob. 6ECh. 18 - Prob. 7ECh. 18 - Prob. 8ECh. 18 - Prob. 2SR
Ch. 18 - Prob. 9ECh. 18 - Prob. 10ECh. 18 - Prob. 11ECh. 18 - Prob. 12ECh. 18 - Prob. 3SRCh. 18 - Prob. 13ECh. 18 - Prob. 14ECh. 18 - Prob. 15ECh. 18 - Prob. 16ECh. 18 - Prob. 17ECh. 18 - Prob. 18ECh. 18 - Prob. 4SRCh. 18 - Prob. 19ECh. 18 - Prob. 20ECh. 18 - Prob. 21ECh. 18 - Prob. 22ECh. 18 - Prob. 23CECh. 18 - Prob. 24CECh. 18 - Prob. 25CECh. 18 - Prob. 26CECh. 18 - Prob. 27CECh. 18 - Prob. 28CECh. 18 - Prob. 29CECh. 18 - Prob. 30CECh. 18 - Prob. 31CECh. 18 - Prob. 32CECh. 18 - Prob. 33CECh. 18 - Prob. 34CECh. 18 - Prob. 35CECh. 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 - Prob. 2.2PTCh. 18 - Prob. 2.3PT
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- The Trade Union Association of Orlando, Florida, maintains indexes on the hourly wages for a number of the trades. Unfortunately, the indexes do not all have the same base periods. Listed is information on plumbers and electricians. Shift the base periods to 2010 and compare the hourly wage increases for the period from 2010 to 2018. (Round your answers to 1 decimal place.) Year Plumbers (2005 = 100) Electricians (2008 = 100) 2010 122.7 131.6 2018 151.0 158.0 Plumber= Electrician= Plumbers' wages have increased percent, whereas electrician has increased Percent.arrow_forwardhow much interest was earned in account 1arrow_forwardAlt 8. 5. 14.arrow_forward
- A power company calculates a person's monthly bill from the number of kilowatts-hoursarrow_forwardd. After one year, ________% of the information is remembered.(Round to one decimal place as needed.)arrow_forwardDuring the first half of the year, 686 patients were admitted to the cardiovascular care unit. Of these, 79 were readmissions. What percentage were readmitted? (compute to two decimals) ______%arrow_forward
- Suppose that the Producer Price Index and the sales of Hoskin’s Wholesale Distributors for 2006 and 2018 are: What are Hoskin's real sales (also called deflated sales) for the 2 years? (Round your answers to the nearest whole dollar.)arrow_forwardIf P 4,600 amounts to P 7,111.51 after a certain period of time, how much interest does it earn? P 2.510.51 P 2.511.50 P 2.511.51 P 2.510.50arrow_forward> Income Credit Size Income model summary (model) Call: 1m (formula Credit Income + Size) Residuals: Min 1Q Median 3Q Max 1270.10 -1172.67 -169.44 15.63 161.81 Coefficients: Estimate Std. Errort value Pr (>1t|) (Intercept) 1257.003 197.279 6.372 7.35e-08 Income 3.929 8.369 7.20e-11*** 34.894 10.895 1.87e-14 *** 32.881 380.176 Size Signif. codes: 0.***** 0.001 *** 0.01 0.05 0.11 Residual standard error: 393.8 on 47 degrees of freedom Multiple R-squared: 0.8293, Adjusted R-squared: 0.822 F-statistic: 114.2 on 2 and 47 DF, p-value: < 2.2e-16 a) From the output, observe that the regression equation as follows: y=1257.003+32.881x Income +380.176x Size b) b) From the output, observe that the adjusted coefficient of determination value is 0.5945 This value indicates that how the model is likely to be useful in predicting the annual credit card changes. The model is most likely to be useful, because this value is high value. c) The null and alternative hypotheses as follows: Null…arrow_forward
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