A sample of 56 research cotton samples resulted in a sample average percentage elongation of 8.17 and

Question:

A sample of 56 research cotton samples resulted in a sample average percentage elongation of 8.17 and a sample standard deviation of 1.42 ("An Apparent Relation Between the Spiral Angle f, the Percent Elongation E1, and the Dimensions of the Cotton Fiber," Textile Research J., 1978: 407-410). Calculate a 95% large-sample CI for the true average percentage elongation µ. What assumptions are you making about the of percentage elongation?
Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...