Mathematics, 13.11.2019 22:31 justabeachbum
Anew weight-watching company, weight reducers international, advertises that thosewho join will lose, on the average, 10 pounds the first two weeks with a standard deviationof 2.8 pounds. a random sample of 50 people who joined the new weight reduction program revealed the mean loss to be 9 pounds. at the .05 level of significance, can we conclude that those joining weight reducers on average will lose less than 10 pounds? a. state the decision rule for the 0.05 significance level. reject h sub zero if z < . compute the value of the test statistic. z value . determine the p-value.
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Mathematics, 20.06.2019 18:04
Plz i want answer and i would appreciate it is is a b c or d
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Mathematics, 21.06.2019 17:30
Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil
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Anew weight-watching company, weight reducers international, advertises that thosewho join will lose...
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