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3 years ago

14

find the size of each sample needed to estimate the difference between the proportions of boys and girls under 10 years old who

are afraid of spiders. Assume that we want a 95% confidence level and that the error is smaller than 0.03.

1 answer:

Alex Ar [27]3 years ago

6 0

Answer:

sample

Step-by-step explanation:

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