Scores from the rest of the distribution
In a normal distribution, what z-score value separates the highest 40% of the scores from the rest of the distribution?
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We want to produce a 0.040" thick sheet of this copper material by cold rolling. What should be the starting thickness of the metal?
A high school math teacher gave her 30 students a math exam. In this exam, the average scores for the high school students in the United States is 48.00. If she sets the significant level as 0.05, and she wants to know if her students' performance
A nylon thread is subjected to a 10-N tension. Knowing that E = 3.2 Gpa, that the maximum allowable normal stress is 40 MPa, and that the length of the thread must not increase by more than 1%, determine the required diameer of the the thread.
A 11 cm long metal rod pulled along two frictionless, conducting rails at a constant speed of 1.7 m/s. the rails have negligible resistance , but the rod has a resistance of 0.91 ohm B= 1.3 T what is the current introduced in the rod? What is the
If 600 gal/min are being pumped, calculate the horsepower delivered by the pump to the water. Assume that the level of the surface in each tank is the same.
A 1.48 cm diameter solenoid passes through the center of a 5.95 cm diameter loop. The magnetic field inside the solenoid is 0.34T. What is the magnetic flux through the loop when it's perpendicular to the solenoid.
Write out the null and the alternative hypothesis. What is the appropriate data analysis method for this study? Calculate the test statistic and effect size. Make the decision, and explain why.
Car B turns such that its speed is increased by at=0.5e^t m/s^2, where t is in sec. if the car starts from rests when theta=0, determine the magnitude of its velocity and acceleration when t=2s. neglect size p=5m center=A car=B
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