Please assist with answering c d e f attached ASAP please NLT 1600hrs (CST) Need more help with setting up the

Question

Please assist with answering c,d,e,f attached ASAP please. N 1600hrs (CST). Need more help with setting up the

problem more than computing the math.

Thank you.

c) Mean = 120, standard dev = 16
CI = 120*20%
= 96;mean;144
P (96;mean;144) = (96-120)/16 ;mean;(144-120)/16
= -1.5;mean;1.5
From the table p(-1.5;mean;1.5) = 0.8664…
Statistics and Probability