Mr. Choy has a building that is 52 feet wide, 75 feet long, and 20 feet high. He used the building to store round bales of hay and was able to use 78.3 percent of the space. How many cubic feet of hay can be stored in the building?
What will be an ideal response?
61,074 ft3
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Which type of conduit body has a raised cover and allows right angle bends where splices, taps, and pulls are needed in a weatherproof chamber?
a. Type C b. Type T c. Moguls d. Handholes
During a recent drought, a water utility in a certain town sampled 100 residential water bills and found that 73 of the residences had reduced their water consumption over that of the previous year.
a. Find a 95% confidence interval for the proportion of residences that reduced their water consumption. b. Find a 99% confidence interval for the proportion of residences that reduced their water consumption. c. Find the sample size needed for a 95% confidence interval to specify the proportion to within ±0.05. d. Find the sample size needed for a 99% confidence interval to specify the proportion to within ±0.05. e. Someone claims that more than 70% of residences reduced their water consumption. With what level of confidence can this statement be made? f. If 95% confidence intervals are computed for 200 towns, what is the probability that more than 192 of the confidence intervals cover the true proportions?
The presence of iron in a mineral generally increases its resistance to chemical breakdown
Indicate whether the statement is true or false
The electrical ____ is the mathematical inverse of electrical conductivity.
A. resistivity B. capacitance C. inductance D. current