khảo sát sản lượng tiêu thụ nước mắm trong 160 ngày ở một cửa hàng chế biến thủy sản ta có sản lượng tiêu thụ trung bình là 62,313 lít/ngày, độ lệch chuẩn điều chỉnh là 17,652 lít. Khoảng ước lượng sản lượng nước mắm trung bình với độ tin cậy 95% là

Use the normal approximation to the binomial distribution to answer this question. fifteen percent of all students at a large university are absent on mondays. if a random sample of 12 names is called on a monday, what is the probability that four students are absent?

Which recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous year? f(n+1)=f(n)+5

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?