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A new motorcycle is being developed to meet new gas mileage standards recently passed by the federal government. An engineer tested three model designs by randomly assigning the motorcycles in a blind study (the riders recorded the mileage but did not know the design of the motorcycle, only its code). The data in miles per gallon (MPG) for the three designs is listed below: X-1 B-1 Z-1 45 55 54 62 55 52 50 54 41 65 44 35 62 52 38 50 69 41 50 58 51 58 45 44 Using StatCrunch, determine the means for the three groups and compute the sums of squares, degrees of freedom, and mean squares for these data. What are the hypotheses to be tested here? What is the value of F? Using an alpha of 0.05, is the F statistic significant? Why? Copy and Paste your work from StatCrunch into your Word document submission for full credit.
the density of mercury is given as 26.3 slugft3. calculate the specific gravity and the specific volume in m3kg of the
the concrete slab of a basement is 11 m long 8 m wide and 0.20m thick. during the winter temperatures are nominally 17
Three kg of nitrogen is compressed from 110 kPa, 27 C to 1100 kPa in a polytropic process with n=1.3 in a closed system. Assuming ideal gas behavior and using nitrogen table,
the pressure in a steam main is 12 bars. a sample of steam is drawn off and passed through a throttling calorimeter the
Prepare a Report on Production Welding Machines, Vertical Milling Machines, Turning Machines and Horizontal Milling Machines Rotary Tables & indexing Devices.
A copper vessel of mass 2kg contains 6kg of water. If the initial temperature of the vessel plus water is 20C and the final temperature is 90C, how much heat is added to accomplish this change assuming that there is no heat loss?
given the velocity field v 10x2 y i 15 y z j - 3xy-25t k finda the acceleration of a fluid element at a point 12-1 at
a steady flow air compressor takes 5.00 kgmin of atmospheric air at 101.3 kpa and 20.0degc and delivers it at an exit
the 20 mm diameter steel rod bc is attached to the lever ab and to the fixed support c shown in fig 9. the uniform
What is the angular velocity Wcd (t)?
A cylinder contains 1 kg of a certain fluid at an initial pressure of 20 bar. The fluid is allowed to expand reversibly behind a piston according to a law PV^2=constant until the volume is doubled. The fluid is then cooled reversibly at constant pres..
a copper vertical plate that is 0. 305 m tall and 1. 5 m wide separates two large air spaces. the air space at the left
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