The population standard deviation for the number of corn kernels on an ear of corn is 94 kernels. if we want to be 90% confident that the sample mean is within 17 kernels of the true population mean, what is the minimum sample size that should be taken?

Nikolas calculated the volume of the prism. his work is shown below.

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.