In: Statistics and Probability
SouthCo tracks their daily profits and has found that the
distribution of profits is approximately normal with a mean of
$20,400.00 and a standard deviation of about $1,000.00. Using this
information, answer the following questions.
For full marks your answer should be accurate to at least three
decimal places.
Compute the probability that tomorrow's profit will be
a) less than $20,120.00
b) less than $18,010.00 or greater than $19,550.00
c) between $17,990.00 and $19,030.00
d) less than $18,880.00 or greater than $20,730.00
e) less than $21,040.00 or greater than $22,360.00 0