Find the income that separates top from lower of incomes
A sample of 500 students revealed that their annual incomes were normally distributed with a mean income of $30,000and a standard deviation of $3,000. What is the income that separates the top 25% from the lower 75% of the incomes?
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Then explain your answer to someone who has never had a course in statistics (but who is familiar with mean, standard deviation, and Z scores).
Tienes un animal domestico?
Excessive force is a form of police misconduct (or corruption). In 3 paragraphs, explain where the line should be drawn when using the amount of force necessary to control suspect and what some would call brutality.
A researcher is conducting proportionate stratified random sampling with a sample size of 250. Approximately how many people should be sampled from each stratum?
Normally distributed with a mean income of $30,000and a standard deviation of $3,000. What is the income that separates the top 25% from the lower 75% of the incomes?
Evaluate factors involved in developing and managing an effective marketing communications plan for the new product. Evaluate advertising and promotion programs for the new product.
Why human groups need norms and develop systems of social control for enforcing norms?
a manufacturer of microwaves gathers information on microwave sales from a random sample of 50 stores in a large retail chain. In the sample, the mean number of microwaves sold per store last week was 19 with standard deviation 2. What is the 95%
The number of cars running the red light was observed on 100 randomly chosen days and the mean number of cars calculated. Describe the sampling distribution of the sample mean.
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