Surprised to find out a sample mean
Assume you could take all possible samples of size n = 25 from normal population with mean = 50 and standard deviation = 5. Would you be surprised to find out a sample mean of 47 under these conditions? Discuss your reasoning.
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The standard body of 1 kg consists of an acceleration of 2.00 m/s2 at 68° to the positive direction of the x-axis. (i) What is the x and y components of the total force on it? (ii) Determine the total force in unit-vector notation?
Among a sample of 57 male soldiers average shower time was found to be 2.6 minutes and standard deviation was found to be 0.69 minutes. Among the sample of 52 female soldiers the average shower time was found to be 3.05 minutes and standard deviat
From two points P and Q which are 140 feet apart, lines of sight to the flagpole across the river makes angles of 79 degrees and 58 degrees, respectively, with line joining P and Q. Find distances from P and Q to flagpole?
The lightning flash is seen in the sky and 8.3 s later the boom of the thunder is heard. The temperature of the air is around 24° C. (a) Find out the speed of sound at that temperature?
Explain how to solve for the partial molar volume from a experimental data of mass of CuSO4 and at the same temperature and pressure determine the density of the solutions with water?
i) After joining the capacitor and inductor altogether, determine the maximum current in the circuit. ii) If the current is a maximum, determine the charge on the capacitor?
Like how do you convert the total pressure to the partial pressures? How do you determine the henrys' law constant from the information given?
Write the few paragraphs which give the general strategy for graphing the epolynomial function. Ensure to state following: intercepts, degree, end behavior, and turning points.
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