Mathematics, 10.10.2019 01:30 chrisholmes176
Astudy found that, in 2005, 12.5% of u. s. workers belonged to unions (the wall street journal, january 21, 2006). suppose a sample of 420 u. s. workers is collected in 2006 to determine whether union efforts to organize have increased union membership. formulate the hypotheses that can be used to determine whether union membership increased in 2006. h0: p ha: p if the sample results show that 52 of the workers belonged to unions, what is the sample proportion of workers belonging to unions (to 2 decimals)? 0.12 complete the following, assuming an level of .05. compute the value of the test statistic (to 2 decimals). what is the p-value (to 4 decimals)? what is your conclusion?
Answers: 1
Mathematics, 21.06.2019 18:30
Anormally distributed data set has a mean of 176.3 and a standard deviation of 4.2. what is the approximate z-score for the data value of 167.9? 2.00 −2.00 8.4 −8.4
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Mathematics, 21.06.2019 23:30
Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge
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Mathematics, 22.06.2019 02:00
Nina has prepared the following two-column proof below. she is given that ∠oln ≅ ∠lno and she is trying to prove that ol ≅ on. triangle oln, where angle oln is congruent to angle lno nina made two errors in the proof. identify and correct the errors.
Answers: 1
Astudy found that, in 2005, 12.5% of u. s. workers belonged to unions (the wall street journal, janu...
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