Workers take public transportation daily
In San Francisco, 30% of workers take public transportation daily (USA Today, December 21,2005).
In a sample of 9 workers, what is the probability that at least three workers take public transportation daily (to 4 decimals)?
Expected delivery within 24 Hours
A commercially available sump pump is capable of deliver-ing 2800 gallons per hour of water through a vertical lift of 16 feet. Calculate the power delivered by the pump to the water.
A design specification requires that a 782 pound vehicle be able to climb a 16 degree incline at 14 mph. What is the minimum horsepower required of its engine.
The allowable shear stress in the bolts is 10000 psi, determine the minimum number of bolts required so that the strength of the coupling equals or exceeds the shaft strength.
Assume the mean shift is 1.5sigma (sigma is the process standard deviation, that is, the standard deviation of individual observations), what is the probability of type II error under this mean shift?
The left steel section has a 120 mm diameter and is 500 mm long while the right brass section has a 80 mm diameter and is 400 mm long. Determine the torque in each section.
The overall rise in the pipe from tank to trough is 3 feet. Calculate the required air pressure above the water in the tank to produce 7.5 gal/min of flow (use f = .025).
A refrigerator operates on the ideal vapor compression refrigeration cycle with R-134a as the working fluid between the pressure limits of 120 kPa and 800 kPa.
The kinetic energy of a particle is equal to the energy of a photon. The particle moves at 4.2% of the speed of light. Find the ratio of the photon wavelength to the de Broglie wavelength of the particle. Take the speed to be non-relativistic.
1931219
Questions Asked
3,689
Active Tutors
1421011
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Of the teachers you know, how many do you think have the kind of knowledge Fillmore and Snow deem essential?
You will complete two Science Article Reviews designed to acquaint yourself with teacher-oriented literature in science education.
The Neuroscience/Biopsychological perspective emphasizes biological factors such as genetics, the nervous systems, illness or injury
There are many areas of study about how the brain affects our psychology (the way we think, feel and behave).
In your first paragraph, define sensation and perception. In your second paragraph apply the following quote to explain the uniqueness of your sensation
As a researcher, it is critical to translate observations into meaningful data that will yield meaningful interpretations. In this assignment
A recent study was done to see how to improve outcomes for children with dyscalculia. The study was looking into improving the child's working memory