According to the U. S. Energy Information Administration, the mean monthly household electric bills in the United States in 2007 was $99.70. Assume the amounts are normally distributed with a standard deviation of $20. Answer the following questions. (Use the z table, keep four decimal places for proportions, and keep two decimal places for bill amounts.) 1) What proportion of household electric bills are over $131.50?
2) What proportion of household electric bills are less than $80?
3) What is the probability that a randomly chosen household electric bill is between $85.50 and $111.50
4) What is the probability that a randomly chosen household electric bill is either higher than $105 or less than $90?
5) What household electric bill amount represents the most expensive 30% of household electric bills?

Laurelton heating & cooling installs and services commercial heating and cooling systems. laurelton uses job costing to calculate the cost of its jobs. overhead is allocated to each job based on the number of direct labor hours spent on that job. at the beginning of the current year, laurelton estimated that its overhead for the coming year would be $ 61 comma 500. it also anticipated using 4 comma 100 direct labor hours for the year. in april comma laurelton started and completed the following two jobs: (click the icon to view the jobs.) laurelton paid a $ 20-per-hour wage rate to the employees who worked on these two jobs. read the requirements requirement 1. what is laurelton's predetermined overhead rate based on direct labor hours? determine the formula to calculate laurelton's predetermined overhead rate based on direct labor hours, then calculate the rate. / = predetermined overhead rate

James albemarle created a trust fund at the beginning of 2016. the income from this fund will go to his son edward. when edward reaches the age of 25, the principal of the fund will be conveyed to united charities of cleveland. mr. albemarle specified that 75 percent of trustee fees are to be paid from principal. terry jones, cpa, is the trustee. james albemarle transferred cash of $500,000, stocks worth $400,000, and rental property valued at $250,000 to the trustee of this fund. immediately invested cash of $360,000 in bonds issued by the u.s. government. commissions of $7,900 are paid on this transaction. incurred permanent repairs of $9,000 so that the property can be rented. payment is made immediately. received dividends of $8,000. of this amount, $3,000 had been declared prior to the creation of the trust fund. paid insurance expense of $4,000 on the rental property. received rental income of $10,000. paid $8,000 from the trust for trustee services rendered. conveyed cash of $7,000 to edward albemarle.

Budget in this final week, you will develop a proposed budget of $150,000 for the first year of the program and complete the final concept paper for the proposed program due for senior management review. the budget should identify the program's anticipated expenses for the year ahead. budget line items should be consistent with the proposed program and staffing plan. using the readings for the week, the south university online library, and the internet, complete the following tasks: create a proposed budget of $150,000 for the first year of the proposed program including the cost for personnel, supplies, education materials, marketing costs, and so on in a microsoft excel spreadsheet. you may transfer your budget to your report. justify the cost for each item of the proposed budget in a budget narrative.