Mathematics, 29.10.2019 02:31 jess2828
Lori jeffrey is a successful sales representative for a major publisher of college textbooks. historicaly, lori obtains a book adoption on 20% of her sales calls. viewing her sales calls for one month as a sample of all possible sales calls, assume that a statistical analysis of the data yields a standard error of the proportion of 0.0400. use z-table. a. how large was the sample used in this analysis? that is, how many sales calls did lori make during the month? b. let indicate the sample proportion of book adoptions obtained during the month. show the sampling distribution of it is normal distribution because np and n1-p) select your answrtha
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Lori jeffrey is a successful sales representative for a major publisher of college textbooks. histor...
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