For a population, n=11,000, μ=107, and σ=23. find the z value for ¯ x =128.60 for n=36. round your answer to three decimal places. z=

2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.

If value of cos330° is √3/2 then find tan165°.

Find the probability that -0.3203 < = z < = -0.0287 find the probability that -0.5156 < = z < = 1.4215 find the probability that 0.1269 < = z < = 0.6772