Construction op analysis class (r8 - reading articles)

Assignment R8 Reading Articles Questions and Answers MULTIPLE CHOICE According to the Article ‘ Dynamic Regression Models for Prediction of Construction Costs’, a cost index represents the relative scale of cost for a fixed quantity of goods or services between different periods, and provides a good means for forecasting future construction costs that change over time in response to a change in;
a) Construction Cost Index and Associated Series Data
b) Periodic cost reports about materials, equipment, and labor of trades
c) Demand, economic conditions and prices
d) Economic conditions, equipment and associated series data
Answer:
c). Demand, economic conditions, and prices
2. FILL THE BLANKS
In reference to John M Grohol’s article ‘ Bad Statistics: USA Today’, Since 1970, the percentage of people aged between 18 to 34 who live at home with their family increased by , from ________ to . Also, in 1970, the U. S. Census Bureau reports there were approximately Americans. In 2006, the estimate is approximately___________ Americans which is approximately increase in our population in the past 36 years
ANSWER:
In reference to John M Grohol’s article ‘ Bad Statistics: USA Today’, Since 1970, the percentage of people aged between 18 to 34 who live at home with their family increased by 48%, from 12. 5 million to 18. 6 million. Also, in 1970, the U. S. Census Bureau reports there were approximately 204 million Americans. In 2006, the estimate is approximately 297 million Americans which is approximately 32% increase in our population in the past 36 years.
Works Cited
Grohol, John. ” Bad Statistics: USA Today | World of Psychology.” Psych Central. com. 16 Mar. 2006. Web. 12 Mar. 2014.
Hwang, Seokyon. ” Dynamic Regression Models for Prediction of Construction Costs.” Journal of Construction Engineering and Management-asce 135. 5 (2009): 360-367. Print.