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Draw a histogram of this population distribution and compute the population mean and standard deviation of the numbers.
The mean starting salary for college Stats Major graduates in spring of 2011 was $65,000. Assuming a normal distribution with a S. D. of $4,000. What percent of the population have starting salari
Explain the Continuity Correction Factor and provide a good example.
The statistical mean can be used to measure various aspects of the teen market, including amount spent, age of teenage consumers, etc. Use techniques presented in this chapter to analyze each of th
Use a significance level of 5% to help you reach a suitable statistical decision. What would be the probability of discrediting the claimed percentage (of 66%) if in fact it were true?
In each of these areas, statistics, in particular hypothesis testing, plays a central role. Using the case information and the concepts of hypothesis testing, discuss the following:
Descriptive statistics (see "Key Formulas" in your textbook for a list) for each of the four variables along with an explanation of what the descriptive statistics tell us about the motion picture in
Plot the time series with the appropriatly labeled axes. In words describe the Trend, Seasonality, and Irregular components of thr time series. Plot the ACF and PACF of the time series
A researcher conducted a study on the effects of stress on migraines. The researcher computed the number of migraines individuals reported during a six-month time frame as a function of the amount o
A manufacturer of MP3 players surveyed 100 retail stores in each of the firm's sales regions. An analyst noticed that in the South Atlantic region the average retail price was $165 (mean) and the st
Let p be a prime number such that p^k divides the order of the finite group G. Prove that the number of subgroups of order p^k in G is congruent to 1 mod p.
Please write 50words on what the diagnosis is likely to be if a patient complains of one ankle and part of one foot being very painful and somewhat swollen?
Now, assume you conducted an ANCOVA that shows both the first independent variable as well as the covariate significantly predicts the dependent variable. Create a mock ANCOVA output table that supp
Identify whether each factor is fixed or repeating. Where on the SPSS output would you look to find out if you violated the assumption of sphericity? If the data did violate this assumption, what wo
Question: A random sample of five accidents resulted in the following number of persons injured: 18, 15,12, 19, & 21. Using the .01 significance level, can we conclude the population mean is les
"The Poisson distribution can be a reasonable approximation of the binomial distribution." Explain why this may/may not be true.
How many social robots would need to be sampled in order to estimate the proportion ofrobots designed with legs, no wheels to within .075 of its true value with 99%confidence. Given that a random sa
Peter, Paul, Mary, John and Martha are members of the pastoral council at a localchurch. They are to be seated at one side of a long conference table in a pastoral council meeting.
The probability that an individual egg in a carton of eggs is cracked is 0.03. You have picked out a carton of 1 dozen eggs (that's 12 eggs) at the grocery store. Determine the probability that at m
The probability that an individual egg in a carton of eggs is cracked is 0.03. You havepicked out a carton of 1 dozen eggs (that's 12 eggs) at the grocery store. Determine the probability that at mo
Generate 10,000 Yi's and compute ten sample means and sample variances using 1,000 Yi's each, respectively. Comment on the convergence of Yi to the steady-state distribution.
Find the mean and standard deviation of the resulting distribution of sample means for n=81 Find the mean and standard deviation of the resulting distribution of sample means for n= 121.
American culture (television, movies, magazines and popular music) influence illegal drugs use. Your survey consists 2259 adults and adolescence from around the country.
Select a current exchange rate practice and explain the economic factors that influence that practice. Please provide 3 - 5 references APA styleto support your answer