105k views
1 vote
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.

User Dpetruha
by
4.5k points

1 Answer

3 votes

Answer:

sample

Explanation:

User Kyrax
by
4.4k points