Compute the variance of x
An urn contains 8 red and 12 white balls. Draw one ball at random from the urn. Let X = 1 if a red ball is drawn and X = -1 if a white ball is drawn. Compute the variance of X.
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Determine the acceleration and position of the bullet as a function of time when the bullet is in the barrel.
What is the boiling point of a solution containing 16.0g ofcaffeine (C8H10N4O2)dissolved in 58.0g benzene (C6H6)? Theboiling point of pure benzene is 80.1 degrees Celsius andKbp is 25.3 oC/m.
Approximately 23% of the calls to an airline reservation phone line result in a reservation being made.
Design a basic Rankine cycle that uses water, refrigerant-134a,or ammonia as the working fluid and that produces the maximum amount of work from this energy source while rejecting heat to the ambient air at 40 C.
You want to make an acetic acid/acetate buffer, pH 5.6, with a volume of 250 mL, and a final concentration of ([AcOH] +[AcO-]) = 0.1 M. You may only use acetic acid and sodium acetate (no strong acid or base).
What must be the distance in meters between point charge q1 = 27.8 µC and point charge q2 = -68.7 µC for the electrostatic force between them to have a magnitude of 8.38 N?
A pressure cooker (closed tank) contains water at 200 F with the liquid volume being 1/10 of the vapor volume. It is heated until the pressure reaches 300 lbf/in.2. Find the final temperature. Has the final state more or less vapor than the initia
An unkiwn compound contians only carbon, hydrogen, and oxygen(CHO). Combustion of 3.50g of this compund produced 5.13g of carbon dioxide and 2.10g of water.
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Question: Create a discussion post about choosing two to three characteristics that differ from other phases in the lifespan.
Critics of the neodissociation theory of hypnosis challenge the interpretation of the "hidden observer" demonstrations by conducting experiments
In your own words, explain the concept of behavior potentials to the volunteers.
In 100 words, discuss the critiques of the strengths of your classmate's proposed advocacy plan. Propose suggestions for how they might improve the plan.
Reflect on the concept of professional membership. Why is joining a "collective voice" essential for your personal development?
Positive punishment: An example of positive reinforcement recently occurred at my workplace. Due to a busier-than-normal week at work, I did not complete
Each week that I attended and shared with the group, I received verbal praise and acknowledgement of my determination and commitment to sobriety.