Suppose you want to create a confidence interval for the number of almonds contained in a certain kind of candy bar. Assume the population is known to be approximately normal with a standard deviation of 2.15 almonds. What is the minimum sample size needed so that a 99% confidence interval has a margin of error equal to 1 almond? Work/Explain Answer QUESTION 15 a. What company was William Sealy Gosset working for when he invented the t-score distribution? b. What is the t-score for an 80% confidence interval if the population is approximately normal and the sample size is n = 20 ? c. What is the t-score for an 80% confidence interval for a sample size of n = 72