Marlo is sitting on a dock playing with a ring on her finget at an elevation of 2 1/4 meters above the surface of the water. The
1 answer:
You might be interested in
Given :
p = 0.68
margin of error, E = 0.1
99% confident interval
alpha, α = 1 - 0.99
= 0.01
∴ (z-critical value)
Sample size =
= 144.37
= 145 (rounded off)
Therefore, there are 145 businesses does she need to sample to meet this criteria.