Assume that a researcher wants to estimate
the proportion of "A" grade scorers in
STAT101 co...
Mathematics, 30.08.2021 22:30 eliwas555
Assume that a researcher wants to estimate
the proportion of "A" grade scorers in
STAT101 course for the population of SEU
students in 2020. Assume also that the
proportion of "A" grade scorers in 2020 is not
known. How many SEU students must be
surveyed from STAT101 course in order to be
90% confident and the margin of error should
not exceed two percentage points? (Given za/ 2 = 1.64).
1-1821
2-1781
3- 1618
4-1681
Answers: 3
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