Potential energy of water converted to electric energy
Water flows over Victoria Falls, which is 128 m high, at an average rate of 1.80 x 106 kg/s. If one third the potential energy of this water were converted to electric energy, how much power would be produced by these falls?
Expected delivery within 24 Hours
Does your experimental drug affect cholesterol? You run a study where the 15 subjects in group #1 receive the experimental drug and the 15 in group #2 receive a placebo. A t-test on your data yielded an observed value of 2.01.
What's the future value of a 3%, 5-year ordinary annuity that pays $400 each year? Round your answer to the nearest cent. If this was an annuity due, what would its future value be? Round your answer to the nearest cent.
Claim: Movie patrons have IQ scores with a standard deviation that is less than the standard deviation of 15 for the general population. A simple random sample of 40 movie patrons results in IQ scores with a standard deviation of 14.8.
Suppose that there is a 1% probability that operational risk losses of a certain type exceed $10 million. Use the power law to estimate the 99.97% worst-case operational risk loss when the parameter ?
Association of Realtors , 44% of U.S. homes sold in March 2010 wre purchased by first time home buyers. A random sample of 170 people who just purchased homes is selected. Calculate the standard error of the proportion and
A simple Atwood's machine uses two masses, m1 and m2. Starting from rest, the speed of the two masses is 5.0 m/s at the end of 2.0 s. At that instant, the kinetic energy of the system is 100 J and each mass has moved a distance of 5.0 m. Determine
Solid mensuration, An isosceles trapezoid has an area of 40meter sq. And an altitude of 2m its 2 bases have ratio of 2:3 what are the lengths of the bases and one diagonal of the trapezoid
Assume you are in charge of a production line which allows for no more than 1% defectives in order to be in compliance. A random sample of 500 is tested and 4 defective items are found. Based upon this evidence, is your production line in complian
1947381
Questions Asked
3,689
Active Tutors
1431955
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Outline a social issue that is important to you. Describe why it is important to you, why it is important from a societal perspective and how you think
Suppose that a group of researchers would like to explore how we perceive objects in the real world, rather than just in a laboratory
You are a social worker working with foster children. You are making a home visit to Katie, age nine, and her foster family.
Amanda said? Excellent post, Chrystal. You provided great insight into the helpful resource ERIC digital library is. I appreciate how it states the information
Identify and discuss three ethical guidelines that are important to consider when designing an 8-week group for adolescents who are referred
What is another way to say ". It is important to ensure that the youth understand what the study involves, what their participation entails
Question: Identify a true statement about validity as applied to a test. Multiple choice question