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mle531588
02.05.2022 •
Mathematics
Which technique for sampling a guestroom containing 40 guests would most likely introduce a sampling error? a Selecting every 4th guest until 10 guests are selected b Taking the first 10 guests who volunteer for the sample c Numbering all the guests and using a random number generator to select 10 guests d Putting the guests into groups of male and female and randomly selecting 5 guests from each group
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Ответ:
(3d+5)+(d-2)=3d^2-6d+5d-10=3d^2-1d-10