Four ingredients costing $320 per kg $240 per kg $160 per kg and $85 kg are mixed so that air masses are in the ratio 4:1:3:2. c
2 answers:
You might be interested in
Answer:
the probabilities associated with each possible value for X
for x = -2
0.308
for x = -1
0.176
for x=0
0.011
for x =+1
0.3516
for x=+2
0.088
Step-by-step explanation
See this attachment
