The average commute times for employees of a large company is 24 minutes. The commute time of 15 employees are 31, 9, 13, 40, 20, 23, 23, 7, 10, 26, 27, 24, 31, 18, and 13. a) Determine the sample mean and the population mean.

b) What is the estimated margin of error of the sample population, using standard deviation?

PLEASE give an explanation with the answer

Mercury poisoning is dangerous overload of mercury within the body. a major source of mercury within the body, a major source of mercury poisoning is consuming fish that contain mercury. certain fish are more prone to having higher levels of mercury than others. the pie chart shows the distribution of four breeds of fish at a hatchery. the hatchery has approximately 6,000 fish. a biologist from the centers for disease control and prevention randomly test 5% of each breed of fish for mercury content. her findings are shown in the following table. based on the biologist's findings, if a single salmon is randomly selected from those that were tested, what is the probability that this particular fish would have a dangerous mercury level? a) 0.001 b) 0.004 c) 0.02 d) 0.08

Solve for x i'll try to attach the files bc it's not letting me for some reason

Angela rode his bike around a bike trail that was 1/4 of a mile long he rode his bike around the trail 8 * angelo says he wrote a total of 8/4 miles to russell says he's wrong and he actually and says that he actually wrote to my who is corrupt use words and trying to explain how you know.