You are going to create a 99% confidence interval for the mean amount of sugar in coffee shop specialty drinks. You know the population standard deviation is σ = 5.9 grams. You want your confidence interval to have a margin of error of 0.25 grams. How big should your sample size be to obtain this margin of error?
Ratios
A ratio is a comparison between two numbers of the same kind. It represents how many times one number contains another. It also represents how small or large one number is compared to the other.
Trigonometric Ratios
Trigonometric ratios give values of trigonometric functions. It always deals with triangles that have one angle measuring 90 degrees. These triangles are right-angled. We take the ratio of sides of these triangles.
You are going to create a 99% confidence interval for the mean amount of
sugar in coffee shop specialty drinks. You know the population standard
deviation is σ = 5.9 grams. You want your confidence interval to have a
margin of error of 0.25 grams. How big should your
this margin of error?
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