Mathematics, 10.10.2019 04:30 anonymous176
{exercise 9.37 (algorithmic)} a study found that, in 2005, 12.5% of u. s. workers belonged to unions (the wall street journal, january 21, 2006). suppose a sample of 410 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 50 of the workers belonged to unions, what is the sample proportion of workers belonging to unions (to 2 decimals)? 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: 3
Mathematics, 21.06.2019 21:30
Amira is painting a rectangular banner 2 1/4 yards wide. the banner will have a blue background. amira has enough paint to cover 1 1/2 square yards of the wall. the school colors are blue and yellow, so amira wants to add yellow rectangles on the left and right sides of the blue rectangle. the yellow rectangles will each be 3/4 yards wide and the same height as the blue rectangle. what will be the total area of the two yellow rectangles?
Answers: 3
Mathematics, 21.06.2019 22:50
Which statement accurately describes how to perform a 90° clockwise rotation of point a (1,4) around the origin?
Answers: 2
Mathematics, 22.06.2019 00:00
Yvaries directly as x. y =90 when x=6. find y when x=13
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Mathematics, 22.06.2019 00:10
Change negative exponents to positive. then solve. round to four decimal places
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{exercise 9.37 (algorithmic)} a study found that, in 2005, 12.5% of u. s. workers belonged to unions...
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