Mathematics, 21.11.2019 06:31 maria051002camp
1) the mean cost of a steak, broccoli, and ride at the grocery store is $13.04. a sample of 100 restaurants had a mean price of $12.75 and a standard deviation of $2 for the same meal. run a hypothesis test to determine if it is cheaper to eat at a restaurant than to cook the meal yourself!
Answers: 3
Mathematics, 21.06.2019 13:50, daytonalive7193
Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean
Answers: 2
Mathematics, 21.06.2019 14:30, vannia
Which sentence describes why polygon mnop is congruent to polygon jklp? a. polygon jklp maps to polygon mnop through a translation. b. polygon jklp maps to polygon mnop through a rotation. c. polygon jklp maps to polygon mnop through a dilation. d. polygon jklp maps to polygon mnop through a stretch.
Answers: 2
Mathematics, 21.06.2019 16:30, lbelle
A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.
Answers: 1
1) the mean cost of a steak, broccoli, and ride at the grocery store is $13.04. a sample of 100 rest...
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