Different simple random samples
In designing an experiment involving a treatment applied to 5 test subjects researchers plan to use a simple random sample of 5 subjects from a pool of 65 available subjects. Answer below.
A. how many different simple random samples are possible?
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The system is then cooled to 200 degees Celcius. What is the amount of heat that needs to be removed by using specific heats?
Most of the live characters at an amusement park have height requirements with a minimum of 4 ft 9 in. and a maximum of 6 ft 3 in. Find the percentage of women meeting the height requirement. Find the percentage of men meeting the height requireme
A uniform,horizontal string has a mass of 0.030 kg and a length of 6.00 m. this string is attached toa wall at one end. the other end hangs over a pulley ans supports a mass of 2.00 kg at its end. a) find the speed of a transverse wave pulse on th
A gas turbine unit has compressor inlet conditions of 100 kPa and 310 K. The compressor discharge pressure is 700 kPa, and the temperature is 565 K. Fuel enters the combustion chamber and raises the air temperature to 1200 K.
In designing an experiment involving a treatment applied to 5 test subjects researchers plan to use a simple random sample of 5 subjects from a pool of 65 available subjects. Answer below. How many different simple random samples are possible?
At a point on the free surface of a machine part, the strains are Ex=+1200 mu, Ey=+300mu, Yxy=+700 mu. Use Mohr's circle to determine: What are the principal stresses? Assume that E= 200 GPA and v=0.3.
A Pitot-static tube is used to measure the airspeed of an airplane. The pitot tube is connected to a pressure sensing device calibrated to indicate the correct airspeed when the temperature is 17 degrees Celsius and pressure is 101 KPA.
If an oscillation of a mass on a spring has 16 times the energy of another oscillation of the same mass on the same spring, what is the ratio of the amplitudes of the two oscillations? Give the ratio (larger amplitude) / (smaller amplitude).
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