observed in the reservoir over the course of an hour while technicians needed. time (min) 0 10 30 chlorine concentration (mg/L) 0 0.15 0.10 0. (a) Plot the data provided in the above table on the axes below. Use th time and the vertical axis to represent chlorine concentration. Ass used to model the concentration in between each pair of observed communicate your graph clearly.
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- Use the table of values you made in part 4 of the example to find the limiting value of the average rate of change in velocity.The following fictitious table shows kryptonite price, in dollar per gram, t years after 2006. t= Years since 2006 0 1 2 3 4 5 6 7 8 9 10 K= Price 56 51 50 55 58 52 45 43 44 48 51 Make a quartic model of these data. Round the regression parameters to two decimal places.bThe average rate of change of the linear function f(x)=3x+5 between any two points is ________.
- If you knew that the quantities of demand for wicker) and their prices (8) during the past 30 years had given the following data in Image. Find: 1.b^ 2.b^°You are given the following data for output at a company and costs of production over the past 4 years Year 1 2 3 4 Output (‘000 units) x 20 16 15 24 Costs (K‘000) y 82 70 80 90 If Y=a+bX, b=nΣXY- ΣXΣY and a= Y- bX nΣX2 - (ΣX)2 Where X ,Y are the average values of X and Y and n is the number of pairs of data for X and Y. Required: Calculate an equation to determine the expected cost level for any given output volume Prepare a forecast for total costs if output is at 20,000 units(b) Find a linear model using the first and last data points. (Use x for income measured in dollars and y for ulcers per 100 people. Round your values to eight decimal places.)
- Q, 1: Environtech Engineering, a company that specializes in the construction of antipollution filtration devices, has recorded the following sales record over the last 9 years: Year 1987 1988 1989 1990 1991 1992 1993 1994 1995 Sales (x 100,000) 13 15 19 21 27 35 47 49 97 a) Plot these data with suitable scale and define shape. b) Develop the linear estimating equation that best describes these data, and plot this line on the graph from part (a). c) Develop the second-degree estimating equation that best describes these data, and plot this curve on the graph from part (a). d) Does the market to the best of your knowledge favor (b) or (c) as the more accurate estimating method?Do the data in Table 1 suggest a linear relation between the pressure P and temperature T of a gas? Temperature (°C) Pressure (kPa) 40 1365.80 45 1385.40 55 1424.60 70 1483.40 80 1522.60Consider the following data relating hours spent studying (X) and average grade on course quizzes (Y): X Y 5 6 3 8 4 8 7 10 5 7 6 9 Compute ΣY
- Consider the following data relating hours spent studying (X) and average grade on course quizzes (Y): X Y 5 6 3 8 4 8 7 10 5 7 6 9 Compute SSYThe U.S. Department of Education and the U.S. Office for Civil Rights track sexual violence complaints in U.S. Higher Education. The annual data for 2009-2016 are presented below in table form. Sexual Violence Complaints in U.S. Higher Ed Year 2009 2010 2011 2012 2013 2014 2015 2016 Number of Complaints 9 11 19 17 32 106 165 177 Calculate the average rate of change in the number of sexual violence complaints for the specific years requested. Ignore the years in between the ones specified. Notice that the time periods are not of equal length. Round all values to the nearest whole number. You get one submission for each unit. Sexual Violence Complaints in U.S. Higher Ed Years 2009-2011 2011-2012 2012-2016 Average Rate of Change in Complaints --- complaints year % per --- % complaints year --- complaints % year per --- % complaints year --- % complaints year per --- year complaints %a. Compute the incidence rate of coronary artery disease in patients receiving the new cholesterol medication. b. Compute the incidence rate of coronary artery disease in patients receiving a placebo. attached is the image of the data for this problem