Suppose the value of investment properties is normally distributed witha mean of $550,000 and a standard deviation of $70,000. An investment property israndomly selected.
(a) What is the probability that the investment property selected is worth less than $400,000?
(b) What is the probability that the investment property selected is worth between $450,000 and $600,000?
(c) What is the value of a particular investment property if only 10% of all investment properties are more valuable than this property?
(d) One investor has 20 properties. What is the probability that the total value of these properties is more than $15 million?