Mathematics, 09.11.2019 02:31 jenny8460
In recent years more people have been working past the age of 65. in 2005, 27% of people aged 65β69 worked. a recent report from the organization for economic co-operation and development (oecd) claimed that percentage working had increased (usa today, november 16, 2012). the findings reported by the oecd were consistent with taking a sample of 600 people aged 65β69 and finding that 180 of them were working. a. develop a point estimate of the proportion of people aged 65β69 who are working. b. set up a hypothesis test so that the rejection of h0 will allow you to conclude that theproportion of people aged 65β69 working has increased from 2005.c. conduct your hypothesis test using Ξ± 5 .05. what is your conclusion?
Answers: 3
Mathematics, 20.06.2019 18:04
George is folding a piece of paper to make an origami figure. each time he folds the paper, the thickness of the paper is doubled. the paper starts out flat, with a thickness of 1 millimeter. a. write a list of six ordered pairs showing the output as the thickness of the paper when the input is the number of times it is folded. explain how you came up with your ordered pairs. b. is this relation a function? explain why or why not using the ordered pairs you came up with in part a.
Answers: 1
Mathematics, 21.06.2019 17:30
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Mathematics, 21.06.2019 21:30
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Mathematics, 22.06.2019 00:40
Can you divide 25 into 4 equal groups? explain why or why not.
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In recent years more people have been working past the age of 65. in 2005, 27% of people aged 65β69...
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