Xto the second power - x - 6 > 0

The random variable x is defined as the number marking the sector in which the arrow lands when the spinner in the diagram is spun once.

An expression for the average of x 2x and 3y

Arandom sample of 45 observations results in a sample mean of 68. the population standard deviation is known to be 23 a. compute the margin of error at a 959% confidence interval. b. compute the 95% confidence interval for the population mean c. compute the 90% confidence interval for the population mean. d. compute the 75% confidence interval for the population mean