Research about plants in professional work environments notes that ____ when plants are introduced
and maintained.
a. higher productivity levels exist c. higher cognitive thinking occurs
b. higher quality of life is achieved d. more people are content
A
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Another name for noneconomic attributes is:
(a) Sustainability (b) Intangible factors (c) Equivalence (d ) Evaluation criteria
Woodworkers Alex and Brandon make precision pieces for toys. Each toy requires four 8-inch long sticks. Alex cuts four sticks one at time, and their lengths are independent. Alex’s sticks have mean length 8 inches with a standard deviation 0.15 inches. Brandon clamps four sticks together and cuts them all at once, so that they all have the same length. Brandon’s sticks also have a mean length of 8 inches with a standard deviation of 0.15 inches.
a. Alex’s four sticks are laid end-to-end. What is the mean of the total length? What is the standard deviation of the total length? b. Brandon’s four sticks are laid end-to-end. What is the mean of the total length? What is the standard deviation of the total length? c. Four sticks, two from Alex and two from Brandon, are laid end-to-end. What is the mean of the total length? What is the standard deviation of the total length?
Factors affecting the energy requirements of dogs and cats include
A. Size of animal and stage of growth B. Surface area of animal C. Level of activity and environmental temperature D. All of the above E. A and C above
Use PSpice to solve Prob. 5.61.
What will be an ideal response?