connorkelley2559 connorkelley2559 13-05-2023 Mathematics contestada Find the value of E, the margin of error, for c = 0.90, n = 10 and s = 3.1. State the value of d.f. used. A) 1.36 B) 0.57 C) 1.78 D) 1.80 d.f. =
