Find the probability and interpret the results. if convenient, use technology to find the probability. the population mean annual salary for environmental compliance specialists is about $63,000. a random sample of 33 specialists is drawn from this population. what is the probability that the mean salary of the sample is less than $60,000? assume sigmaequals$6,300.

73. calculate the weighted average cost of capital (wacc) based on the following information: the equity multiplier is 1.66; the interest rate on debt is 13%; the required return to equity holders is 22%; and the tax rate is 35%. (a) 15.6% (b) 16.0% (c) 15.0% (d) 16.6% (e) none of the above

The wall street journal reported that walmart stores inc. is planning to lay off 2,300 employees at its sam's club warehouse unit. approximately half of the layoffs will be hourly employees (the wall street journal, january 25-26, 2014). suppose the following data represent the percentage of hourly employees laid off for 15 sam's club stores. 55 56 44 43 44 56 60 62 57 45 36 38 50 69 65 (a) compute the mean and median percentage of hourly employees being laid off at these stores. (b) compute the first and third quartiles. (c) compute the range and interquartile range. (d) compute the variance and standard deviation. (e) do the data contain any outliers? (f) based on the sample data, does it appear that walmart is meeting its goal for reducing the number of hourly employees?

On january 15, the end of the first biweekly pay period of the year, north company’s payroll register showed that its employees earned $32,000 of sales salaries. withholdings from the employees’ salaries include fica social security taxes at the rate of 6.2%, fica medicare taxes at the rate of 1.45%, $3,000 of federal income taxes, $772 of medical insurance deductions, and $260 of union dues. no employee earned > $7,000 in this first period. prepare the journal entry to record north company’s january 15 (employee) payroll expenses and liabilities.