Mathematics, 16.11.2019 01:31 stephb1369
Fairfield homes is developing two parcels near pigeon fork, tennessee. in order to test different advertising approaches, it uses different media to reach potential buyers. the mean annual family income for 13 people making inquiries at the first development is $151,000, with a standard deviation of $41,000. a corresponding sample of 28 people at the second development had a mean of $183,000, with a standard deviation of $28,000. assume the population standard deviations are the same.
1.
state the decision rule for .10 significance level: h0: μ1 = μ2; h1: μ1 ≠ μ2. (negative amounts should be indicated by a minus sign. round your answers to 3 decimal places.)
Answers: 3
Mathematics, 21.06.2019 22:30
Sketch the vector field vector f( vector r ) = 8vector r in the xy-plane. select all that apply. the length of each vector is 8. the lengths of the vectors decrease as you move away from the origin. all the vectors point away from the origin. all the vectors point in the same direction. all the vectors point towards the origin. the lengths of the vectors increase as you move away from the origin.
Answers: 2
Mathematics, 21.06.2019 23:00
Either enter an exact answer in terms of \piπ or use 3.143.14 for \piπ and enter your answer as a decimal.
Answers: 2
Mathematics, 22.06.2019 02:50
Is (root2 -2)^2 rational or irrational. show the steps and answer fast
Answers: 2
Fairfield homes is developing two parcels near pigeon fork, tennessee. in order to test different ad...
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