A sample of 94 members of BCCI body shows an average experience of 5 years. If the standard deviation of the normally distributed population is 9.7 years, then the margin of crror for a 96.24% confidence interval for the mean is

Suppose Baseball player Bumrah has a 25% chance of scoring a run when he comes to bat. If he bats 100 times, what is the probability of exactly 28 runs? Use Normal approximation to Binomial to answer this question.

Tom & Mato, Inc. grows medium-sized tomatoes which have a population mean and standard deviation of 90 grams and 24 grams respectively. These are packed in a box of 36 (assume the selection being random). If you buy a box, what is the probability that the average weight of the tomatoes in your box will be less than 84 grams?