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The pH of urine from a typical, healthy person is: a. pH 8 b. pH 6 c. pH 11 d.

Find the Taylor series of

about

. Show all steps. You are not allowed to use common series. Write the result in compact summation form. Then write the 4 th order Taylor polynomial.

Historically, it has taken students an average of 80 minutes to finish the final exam. Suppose the average time a sample of 20 students takes to finish this year's final exam gave us a mean of 85 minutes and standard deviation of 15 . We see that a histogram of the data shows no signs of skewness and a BoxPlot shows no outliers. We want to run a hypothesis test to see if this year's exam is significantly longer than last year's. (use

) -What would be the most appropriate test here to test the claim? My parameter of interest here would be:

The direction of test would be:

What is your resulting Test Statistic

Estimate of p-value

What is your resulting decision

This thermodynamic cycle describes the formation of an ionic compound \( M X_{2} \) from a metal element \( M \) and nonmetal element \( X \) in their standard states. Use it to answer the questions in the table below.

The May 17, 2020, price quotation for a Boring call option with a strike price of $58 due to expire in November is $22.80, while the stock price of Boring is $71.80. The premium on one Boring November 58 call contract is __________blank. Multiple Choice $2,180 $5,700 $5,800 $2,280

Suppose a hypothetical open economy uses the U.S. dollar as currency. The table below presents data describing the relationship between different real interest rates and this economy's levels of national saving, domestic investment, and net capital outflow. Assume that the economy is currently operating under a balanced government budget. \table[[\table[[Real Interest Rate],[(Percent)]],\table[[National Saving],[(Billions of dollars)]],\table[[Domestic Investment],[(Billions of dollars)]],\table[[Net Capital Outflow],[(Billions of dollars)]]],[7,40,30,-20],[6,35,35,-15],[5,30,40,-10],[4,25,45,-5],[3,20,50,0],[2,15,55,5]] Given the information in the table above, use the blue points (circle symbol) to plot the demand for loanable funds. Next, use the orange points (square symbol) to plot the supply of loanable funds. Finally, use the black point (cross symbol) to indicate the equilibrium in this market. Market for Loanable Funds

MidCoast Airlines provides charter airplane services. In October, when the company is operating at 60% of its capacity, it receives a bid from the local college. The college is organizing a trip for a student group. The college budgeted only $54,000 for round-trip airfare. MidCoast Airlines normally charges between $74,000 and $84,000 for such service. MidCoast determines its total cost for the round-trip flight to Washington to be $71,400, which consists of the following. Variable cost$ 39,400Fixed cost32,000Total cost$ 71,400 Although the manager at MidCoast supports the college’s educational efforts, she is struggling to justify accepting only $54,000. (a) What is the contribution margin from accepting the offer? (b) Should the airline accept the $54,000 offer from the college?

Determine whether the line integral of each vector field (in blue) along the semicircular, oriented path (in red) is positive, negative, or zero. Choose Zero (Click on a graph to enlarge it)

Russell's is considering purchasing $697,400 of equipment for a four-year project. The equipment falls in the five-year MACRS class with annual percentages of .2, .32, .192, .1152, .1152, and .0576 for Years 1 to 6, respectively. At the end of the project the equipment can be sold for an estimated $135,000. The required return is 13.2 percent and the tax rate is 23 percent. Assuming no bonus depreciation is taken, what is the amount of the aftertax salvage value of the equipment? Group of answer choices $131,667.47 $118,804.30 $140,071.25 $138,666.67 $143,001.29

The level of phosphorylation results from the opposing actions of 2 types of enzymes