# Question: The historical returns on a balanced portfolio have had an

The historical returns on a balanced portfolio have had an average return of 8% and a standard deviation of 12%. Assume that returns on this portfolio follow a normal distribution. Use the empirical rule for normal distributions to answer the following questions.

a. What percentage of returns were greater than 20%?

b. What percentage of returns were below 216%?

a. What percentage of returns were greater than 20%?

b. What percentage of returns were below 216%?

## Answer to relevant Questions

Assume that IQ scores follow a normal distribution with a mean of 100 and a standard deviation of 16. Use the empirical rule for normal distributions to answer the following questions. a. What percentage of people score ...Let X be normally distributed with mean µ = 120 and standard deviation σ = 20>a. Find P(X ≤ 86)>b. Find P(80 ≤ X ≤ 100)>c. Find x such that P(X ≤ x) = 0.40>d. Find x such that P(X>x) = 0.90>Americans are increasingly skimping on their sleep (National Geographic News, February 24, 2005). A health expert believes that American adults sleep an average of 6.2 hours on weekdays with a standard deviation of 1.2 ...The time required to assemble an electronic component is normally distributed with a mean and a standard deviation of 16 minutes and 8 minutes, respectively. a. Find the probability that a randomly picked assembly takes ...First introduced in Los Angeles, the concept of Korean style tacos sold from a catering truck has been gaining popularity nationally (The New York Times, July 27, 2010). This taco is an interesting mix of corn tortillas with ...Post your question