Question No. 23 23- Assume that a medical researcher collected a random sample of size 64 from adults' people, and he found that the value of sugar's average (or mean) had 110 mg/dl, with a standard deviation of 15 mg/dl. If he uses 95% confidence level. Which of the following values is the margin error S_ ? 36.75 The correct answer is not found. 3.675 6.375 2326