Mathematics, 21.04.2020 02:23 dsaefong00
Suppose the current cost of gasoline is $2.58 per gallon. Find the current price index number, using the 1975 price of 56.7 cents as the reference value.
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Mathematics, 21.06.2019 19:00
Which graph represents the parent function of y=(x+2)(x-2)
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Mathematics, 21.06.2019 19:30
00 points ! missy’s rotation maps point k(17, –12) to k’(12, 17). which describes the rotation? 270° counterclockwise rotation 90° counterclockwise rotation 90° clockwise rotation 180° rotation
Answers: 1
Mathematics, 21.06.2019 19:40
Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.
Answers: 3
Mathematics, 21.06.2019 21:30
Suppose y varies directly with x. write a direct variation equation that relates x and y. then find the value of y when x=12 y=7 when x=3
Answers: 1
Suppose the current cost of gasoline is $2.58 per gallon. Find the current price index number, using...
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