Mathematics, 01.11.2019 02:31, VeIocity
Astudy conducted several years ago reported that 19 percent of public accountants changed companies within 5 years. the american institute of cpas would like to update the study. they would like to estimate the population proportion of public accountants who changed companies within 5 years with a margin of error of 5% and a 90% level of confidence. to update this study, the files of how many public accountants should be studied?
how many public accountants should be contacted if no previous estimates of the population proportion are available?
Answers: 2
Mathematics, 21.06.2019 19:30, valerieaj113
Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500
Answers: 2
Mathematics, 21.06.2019 20:20, studyowl9192
Elena is paid a constant rate for each hour she works. the table shows the amounts of money that elena earned for various amounts of time that she worked.
Answers: 2
Astudy conducted several years ago reported that 19 percent of public accountants changed companies...
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