28. Purifying Organic Compound A chemist prepared ten 4.85 g quantities of aniline and purified it to acetanilide using fractional crystallization. The following dry yields were recorded:

Estimate the mean grams of acetanilide that can be recovered from an initial amount of 4.85 g of aniline.
Use a 95% confidence interval.

Transcribed Image Text:

3.85 3.80 3.88 3.85 3.90 3.36 3.62 3.62 4.01 4.01 3.72 3.83