Standard deviation and advertisements
A mobile phone has an advertised life of 30,000 hours. A sample of 50 phones had a life of 28,500 hours with a standard deviation of 1,000 hours. What can you say about the advertisements?
Now Priced at $10 (50% Discount)
Recommended (91%)
Rated (4.3/5)
In the principle of competitive exclusion, there are no two species that can occupy the same niche. Take that same concept and expand it to the scale of the entire Earth.
Some opponents of endangered species efforts have argued that endangered species recovery is too expensive, stands in the way of individual property rights, and produces little to no results in the recovery of endangered species.
The number of road accident victims reporting to a hospital emergency ward is shown in the following table. Do these figures follow a Poisson distribution?
How often do you find yourself on the edge of compassion fatigue (with your family, your friends, your coworkers, your patients, your clients)? Do you think they can read it in your face? What can you do to be sure you have the emotional reserves
A. How much heat transfer is nec to raise the temp of a .200kg piece of ice from -20C to 130C including the energy needed for phase changes?B. How much time is required for each stage assuming a constant 20.0 Kj/s rate of heat transfer?C. Make a grap
The oxidation number for Na, Cr, and O respectively in the compound Na2CrO4
Health service managers say that doctors should not spend more than 2 hours a day doing paperwork. A sample of 40 doctors spends an average of 2 hours 25 minutes a day doing paperwork, with a standard deviation of 55 minutes. What does this show?
What qualitative factors do you think management should consider before making this decision? What impact could these qualitative factors have on the decision?
1953348
Questions Asked
3,689
Active Tutors
1441102
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
The objective of the National Health Insurance (NHI) Bill is to provide universal access to quality health care for all South Africans
Question: Which of the following is a key characteristic of a tribal government's status as a sovereign nation?
How does the Arizona Constitution strike the balance between being brief and to the point AND being long and detailed?
This is a position supported by U.S. English, a citizens' action group, which is seeking to have English declared by Congress
Question: Which of the following is true of presidential elections in the United States? Group of answer choices
Question: What step did Oregon take to increase voter registration? The state allows online registration
What are two powers of the President of the United States of America? What is one of the powers given to the Vice President of the United States?