Question

Researchers make a one-sample z interval to estimate the proportion of adults who would say they learned

something new in the past month. Previous studies have suggested that about 40% would answer "yes" to this
question. The researchers plan on using a confidence level of 95%, and they want the margin of error to be no
more than 25%
If we assume p = 0.40, what is the smallest sample size required to obtain the desired margin of error?
Choose 1 answer:
140
225
296
D
369

Answer 1

369

Step-by-step explanation:

it's right on khan academy

Answer 2

Answer:Statistics is the discipline that concerns the collection, organization, analysis, interpretation, and presentation of d

Explanation: sorry if this doesnt

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