A separately derived system is a premises wiring system that is _____.
a. limited to DC power
b. grounded directly to the grounding electrode conductor
c. completely contained in one building
d. powered from a source other than a service
d. powered from a source other than a service
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Which type of dimensioning offers the best way to eliminate tolerance accumulation?
A. direct B. chain C. baseline D. unilateral
When exiting or entering on a curved freeway ramp, you should:
a. Maintain the posted speed limit. b. Maintain a speed 5-10 mph under the posted speed limit. c. Slow down to at least 50% of the posted speed limit. d. None of the above
An alternative to the lognormal distribution for modeling highly skewed populations is the Pareto distribution with parameters ? and r. The probability density function is
The parameters ? and r may be any positive numbers. Let Xbe a random variable with this distribution.
a. Find the cumulative distribution function of X.
b. Assume r > 1. Find 
.
c. Assume r > 2. Find 
.
d. Show that if r?1. does not exist.
e. Show that if r?2, does not exist.
If two bags of masonry cement will lay 80 blocks, how many bags does it take to lay 250 blocks? (Give whole and fractional parts of bags)
What will be an ideal response?