Mathematics, 20.03.2020 08:02, WhiteWinterRose
The Aluminum Association reports that the average American uses 56.8 pounds of aluminum in a year. A random sample of 49 households is monitored for one year to determine aluminum usage. If the population standard deviation of annual usage is 12.4 pounds, what is the probability that the sample mean will be each of the following? Appendix A Statistical Tables a. More than 58 pounds b. More than 57 pounds c. Between 55 and 57 pounds d. Less than 55 pounds e. Less than 47 pounds
Answers: 1
Mathematics, 21.06.2019 13:20, alexishenning
Using the graph below, select all statements that are true. a. f(0.6)=0 b. f(-3.2)=-3 c. f(5.1)=5 d. this is the graph of the greatest integer function. e. this graph is one-to-one.
Answers: 1
Mathematics, 21.06.2019 14:30, Melymarrupe1345
Name the quadrilaterals that have four equal sides.
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Mathematics, 21.06.2019 17:30, hwhite41
Is trapezoid abdc the result of a dilation of trapezoid mnpq by a scale factor of ? why or why not? yes, because ab and cd are each the lengths mn and qp. yes, because sides ab and cd are parallel to sides mn and qp. no, because ab is the length mn but cd is the length qp. no, because sides ab and cd have different slopes from sides mn and qp.
Answers: 1
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