Variance of the number of children
In a town there are on average 2.4 children in a family and a randomly chosen child has on averate 1.55 siblings. Determine the variance of the number of children in a randomly chosen family.
Expected delivery within 24 Hours
A 24-hp electric motor provides power for the elevator in a 6 story building. If the total weight of the loaded elevator is 2200 lb, how long a time does it take to rise 96ft from the first to the sixth floor?
An object with a constant pressure heat capacity of 200 j/K is removed from a boiling water bath and allowed to cool to room temperature. calculate the change in entropy in the object, the surroundings and the universe.
Estimate the heat transfer area of the heat exchanger. Assume that the ocean water has the same density and specific heat as those of typical water.
A 4kg watermelon is balanced on Bruce's shaved. R. Lee Ermey, who hates watermelons with every fiber of his being, shoots a 50g arrow at it with a speed of 30m/s. The arrow passes through the melon and emerges at 18m/s. Find the speed of the melon
In a water heating system, cold water at 5 C flowing at a rate of 5 kg/s is mixed adiabatically with hot water at 80 C flowing at a rate of 2 kg/s, state the assumptions.
A 40-year-old manager, at a prominent legal firm in L.A., experiences abdominal pain post lunch. He goes to the restroom a couple of times, but continues to experience pain and cramps.
The capacity of an elevator is 10 people or 1630 pounds. The capacity will be exceeded if 10 people have weights with a mean greater than 1630/10=163 pounds.
Determine all of the state points and the efficiency. What is the temperature, pressure, and enthalpy of all states(1,2,2a,2b,3,4)?
1931513
Questions Asked
3,689
Active Tutors
1439283
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Make a comment about your classmate's post: I chose DRA because it focuses on reinforcing alternative, appropriate behaviors while withholding reinforcement
As a practicing independent Behavior Analyst, you have received an email from a staff member representing a provider of education
Question: Which difference in cognitive performance is supported by scientific evidence?
1. Describe the origins or history of the mental disorders. 2. Describe the psychological theory or theories that relate to the mental disorders especially in
According to Entwistle, the allies model recognizes that Group of answer choices Psychology is not found anywhere in Scripture Psychology has no truth
Students will provide a brief overview of the client demographics (fictional name, age, gender identity, marital status, ethnicity, and/or race),
Watch the following clip from the documentary series "The Baby Human: To FeelLinks to an external site."