# Question: Refer to Exercise 7 63 Compute the expected value and standard

Refer to Exercise 7.63. Compute the expected value and standard deviation of the portfolio composed of 30% stock 1 and 70% stock 2.

An investor is given the following information about the returns on twostocks:

An investor is given the following information about the returns on twostocks:

## Relevant Questions

Given a binomial random variable with n = 10 and p = .3, use the formula to find the following probabilities.a. P(X = 3)b. P(X = 5)c. P(X = 8)A sign on the gas pumps of a chain of gasoline stations encourages customers to have their oil checked with the claim that one out of four cars needs to have oil added. If this is true, what is the probability of the ...In a Bon Appetit poll, 38% of people said that chocolate was their favorite flavor of ice cream. A sample of 20 people was asked to name their favorite flavor of ice cream. What is the probability that half or more of them ...Hits on a personal website occur quite infrequently. They occur randomly and independently with an average of five per week.a. Find the probability that the site gets 10 or more hits in a week.b. Determine the probability ...The final exam in a one-term statistics course is taken in the December exam period. Students who are sick or have other legitimate reasons for missing the exam are allowed to write a deferred exam scheduled for the first ...Post your question