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Sampling Design
Using the scenario and two variables your learning team create a paper of no more than 700 words in which the goal is to submit a random sampling plan in such detail that another researcher could replicate the method.
Discuss the following:
(a) Population and size
(b) The target population and brief reasoning
(c) Sampling element which may be conducted through any of the following:
(d) The sample size
(e) Method of random sampling which may include:
Calculate the sample size using a 95% confidence level, and a 5% margin of error. Place the calculation in the Appendix.
Discuss how validity (and reliability) will be achieved.
Explain how human subjects will be protected (if applicable).
Data collection
Explain how the data will be physically collected.
Explain where data will be stored and how it will be protected.
A random sample of 400 college students was selected and 120 of them had at least one motor vehicle accident in the previous two years. A random sample of 600 young adults not enrolled in college was selected and 150 of them had at least one motor..
Clearly define the dependent and independent variables that are the focus of the team's study. The dependent variable is the variable whose value is the result or is a function of the control or independent variables.
The probability that at least 5 children out of 10 in a sample taken from a school may have a blood level that may impair development is?
Use this information to find the upper and lower limits of the first class if you wish to construct a frequency distribution with 10 classes.
suppose that the mean score on a creativity test is 20 and the standard deviation is 5. you are told that the
The purchase of a coin-operated laundry is being considered by a potential entrepreneur. The present owner claims that over the past 5 years the average daily revenue has been $675 with a standard deviation of $75.
What is the probability that the value of the average score for this sample will lie in the internal 970 and 1030? Assume that the population distribution is normal.
a computer repair shop gets computers on regular basis for repairs. the repair time between two computers is
Explain what the standard error of the mean represents and does the sampling distribution of x look like a Normal distribution if n is 10?
Set up dummy coded dummy variables to contrast each of the other groups to Group 2, medium Anxiety; run a regression to predict exam performance (Y) from these dummy coded dummy variables.
based on the cell phone usage data what is the most economical individual plan?69.99 unlimited monthly1.99day
the f-distribution is defined as thea. distribution of all possible values of f regardless of whether h0 is true or
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