In each of the following data sets, tell whether the outlier seems certain to be due to an error, or whether it could conceivably be correct.
a. The length of a rod is measured five times. The readings in centimeters are 48.5, 47.2,
4.91, 49.5, 46.3.
b. The prices of five cars on a dealer’s lot are $25,000, $30,000, $42,000, $110,000,
$31,000.
(a) Seems certain to be an error.
(b) Could be correct.
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Draw the welding symbol for the weld required at joint H.
What will be an ideal response?
As the angle between two slings increases along the horizontal plane, the amount of tension on a pair of slings _____.
a. increases b. decreases c. remains the same d. becomes horizontal
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A) Reduces particulate matter in emissions B) Reduces hydrocarbon emissions C) Reduces carbon monoxide emissions D) All of these
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A) Climate that allows for food production and the health of the food chain B) Healthy air to breathe C) Nontoxic water to drink D) All of the above