Typical heating values of natural gas from various part of the U.S. are shown in the accompanying table. Calculate the average, variance, and standard deviation for the given data.
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Classify the following resources as either renewable or nonrenewable.
a. Biogas b. Tin c. Fossil water d. Tuna e. Geothermal energy f. Diamonds What will be an ideal response?
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In an operating A/C system, the outlet line from the evaporator should be ________.
A) Hot B) Cool C) Frost-covered D) Warm
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The difference between RAM and ROM is ________
A) RAM loses data when the power is removed and ROM doesn't B) RAM has a read/write signal and ROM doesn't C) RAM has random address access and ROM uses sequential address access D) all of the above E) A and B only
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A vortex meter works on the principle that flow rate is proportional to the __________ of the vortices produced behind a bluff.
A. length B. width C. frequency D. temperature
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