Need ASAP 11. The amount of money that Sara earns in a week is a random variable with a mean of $920 and a standard deviation of $25. The amount of money that Natalie earns in a week is a random variable with a mean of $8-
with a standard deviation of $10. If the difference between Sarah's weekly income and Natalie's weekly income
can be described as a Normal model, what is the probability that Sarah's weekly income is at least $160.39
more than Natalie's weekly income? (In other words, what is the probability that the difference S-N is at least
$160.392) Assume that Sarah's earning are independent of Natalie's earnings. SHOW ALL WORK!