Assume that the yield per acre for a particular variety of soybeans is N(, 2). For a

Assume that the yield per acre for a particular variety of soybeans is N(μ, σ2). For a random sample of n = 5 plots, the yields in bushels per acre were 37.4, 48.8, 46.9, 55.0, and 44.0.
(a) Give a point estimate for μ.
(b) Find a 90% confidence interval for μ.