Please show all your work, write equations clearly, plug in values properly, and comment on all steps.
Please show all your work, write equations clearly, plug in values properly, and comment on all...
Please show all your work, write equations clearly, plug in values properly, and comment on all steps. The SAT scores of 100 students have a mean of 975 and a standard deviation of 105. The GPAs of the same 100 students have a mean of 3.16 and a standard deviation of 0.22. Is the relative variation in SAT scores larger or smaller than that in GPAs? The relative variation in SAT scores is than that in GPAS.
Please show all your work, write equations clearly, plug in values properly, and comment on all steps. The following table gives the frequency distribution of the number of hours spent per week on activities that involve sports and/or exercise by a sample of 400A The numbers are consistent with the summary results from the Bureau of Labor Statistics' American Time Use Survey (www.bls.gov). mericans. Hours per Week Number of People 0 to less than 3.5 36 3.5 to less than...
Please show all your work, write equations clearly, plug in values properly, and comment on all steps. The one-way commuting times from home to work for all employees working at a large company have a bell-shaped curve with a mean of 32 minutes and a standard deviation of 8 minutes. Using the empirical rule, find the approximate percentages of the employees at this company who have one-way commuting times in the following intervals a. 8 to 56 minutes b. 24...
Please show all your work, write equations clearly, plug in values properly, and comment on all steps. The one-way commuting times from home to work for all employees working at a large company have a mean of 37 minutes and a standard deviation of 8 minutes a. Using Chebyshev's theorem, find the minimum percentage of employees at this company who have one-way commuting times in the interval 17 to 57 minutes b. Using Chebyshev's theorem, find the interval that contains...
Please show all your work, write equations clearly, plug in values properly, and comment on all steps. The following data give the speeds of 13 cars (in mph) measured by radar, travelling on 1-84. 73 75 69 68 78 69 74 76 72 79 68 77 71 Compute the percentile rank of 75 Round your answer to two decimal places. To the absolute tolerance is +/-0.01
Please show all your work, write equations clearly, plug in values properly, and comment on all steps. The following data give the speeds of 13 cars (in mph) measured by radar, travelling on 1-84. 73 75 69 68 78 69 74 76 72 79 68 77 71 Calculate the value of the 35th percentile. Enter the exact answer. mph. exact number, no tolerance
Please show all your work, write formulas clearly, plug in values properly, and comment on all steps. The question is clear, no extra information are required. Please do not ask for any extra info, because I do not have it! y Points A(3, 4), B(4,3), C(2,1) are graphed below. 26. ΑΙ B What are the coordinates of B' and C after BC undergoes a dilation centered at point A with scale factor of 2? С
Please show your work in details, write formulas clearly, and plug in values properly. 20. A cube of edge L = 10 cm has charge inside it & is located as shown in figure. The electric field given by: Ans: 26.6 nC E = (2 + 302x105 k N/C Calculate the amount ofcharge inside the cube. AZ
Please show your work clearly in details, always write formulas and plug in values properly. Q3. Ethanoic Acid Removal A chemical process requires the reduction of ethanoic acid to 0.035 mol% using pure Heptan- 3-01. The feed stream's flowrate is 900 mol/s, containing 0.9 mol% ethanoic acid at 300 K. How many stages are required to achieve this separation The Hepta n-3-ol stream shouldn't exceed 1.3 mol% in the outlet of the separation unit. The available Heptan-3-ol flowrate is 913...
Please show your work in details, comment on each step, write formulas, and plug in values properly. 22. A Ņchcrom resistive wire of resistivity ρ=1 .49x1 0-6 Ω.m has a cross-sectional area A= 2.5x10-7m2. The wire is shaped into a semicircle of radius b-0.16m and is connected to an electric circuit as shown (a) Find the resistance of the resistive wire (b) Find the amount of charge that passes through the resistive wire in 60s. (c Calculate the magnetic field...