lerinmarie
26.03.2021 •
Mathematics
Each of 200 subjects were shown a proposed commercial and asked to identify the marketed product 5 minutes after the viewing. A 95% confidence interval was calculated, but the client indicated that the resultant margin of error is too large and must be one-fourth its current size. How large does the new sample need to be?
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Ответ:
Step-by-step explanation:
first off we need to know the original sample size and if it is in there then im just cant see it
Ответ:
94 ig idk im board as hail
Step-by-step explanation: