Acertain brand of jelly beans are made so that each package contains about the same number of beans. the filling procedure is not perfect, however. the packages are filled with an average of 375 jelly beans, but the number going into each bag is normally distributed with a standard deviation of 8. yesterday, jane went to the store and purchased four of these packages in preparation for a spring party. jane was curious, and she counted the number of jelly beans in these packages - her four bags contained an average of 382 jelly beans. in the above scenario, which of the following is a parameter?

One question from a survey was "how many credit cards do you currently have? " the results of the survey are provided. complete parts (a) through (g) below. click the icon to view the survey results. (a) determine the mean number of credit cards based on the raw data. the mean is 3.113.11 credit cards. (type an integer or a decimal. do not round.) (b) determine the standard deviation number of credit cards based on the raw data. the standard deviation is 1.9111.911 credit cards. (round to three decimal places as needed.) (c) determine a probability distribution for the random variable, x, the number of credit cards issued to an individual. x (# of cards) p(x) x (# of cards) p(x) 1 0.280.28 6 nothing 2 nothing 7 nothing 3 nothing 8 nothing 4 nothing 9 nothing 5 nothing 10 nothing (type integers or decimals. do not round.)

Which actions can you improve your credit score? (multiple can be selected)having a good credit score should be your prime objective as credit companies analyze your creditworthiness before giving you a loan. there are certain guidelines you can follow to ensure you have a good credit score. always pay your mortgage interest on time. if you are a student, make student loan inquiries before taking any loan. if you have multiple credit cards, manage them judiciously. maintain a healthy balance in your bank account.1. always pay your mortgage interest on time.2. if you are a student, make student loan inquiries before taking any loan.3. if you have multiple credit cards, manage them judiciously.4. maintain a healthy balance in your bank account.

Bonds often pay a coupon twice a year. for the valuation of bonds that make semiannual payments, the number of periods doubles, whereas the amount of cash flow decreases by half. using the values of cash flows and number of periods, the valuation model is adjusted accordingly. assume that a $1,000,000 par value, semiannual coupon us treasury note with three years to maturity has a coupon rate of 3%. the yield to maturity (ytm) of the bond is 7.70%. using this information and ignoring the other costs involved, calculate the value of the treasury note: