You are working part-time at a road construction firm. your boss knows you are learning some statistics in your classes this semester and calls you into the office. he says, "we've taken sample densities from loads of asphalt we've gotten from our supplier. the information from their company says their process produces a consistent density with a standard deviation of 2.65 pounds per cubic foot. here's the data we've collected. can you give me an estimate of the average density that our supplier's process is producing? i want to be 80% confident of the range you provide."

Select the correct answer the smith family adopted a child. the adoption procedure took about three months, and the family incurred various expenses. will the smiths receive and financial benefit for the taxable year? a) they will not receive any financial benefit for adopting the child b) their income tax component will decrease c) they will receive childcare grants d) they will receive a tax credit for the cost borne for adopting the child e) they will receive several tax deductions

Dr. sperry, a biologist, is using excel to track growth rates of different populations of bacteria. she has a very complex formula in one cell. it begins with “round”. dr. sperry would like to see exactly how excel’s calculation reached the final rounded value that she sees in the cell. what could dr. sperry do to best understand how the calculation was made? try different formulas on her own until she reaches the value shown in excel click on the evaluate formula button in the formulas tab and then click “step in” select the cell and then look at the formula in the formula field of the ribbon remove “round” from the formula in order to see the actual value before rounding

Retail industry fundamentals credential exam,part 1 all answers