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Q1) Using AIU's survey responses from AIU data set, complete following requirements in form of report:
Create two-tailed hypothesis test on either intrinsic or extrinsic variable's data, by using a .05 significance level. Begin by making a null and the alternate statement. Use Microsoft Excel to process your data. Copy and paste the results of output to your report in Microsoft Word. Recognize the significance level, test statistic and critical value. Mention whether you are refusing or failing to reject null hypothesis statement.
Q2) Number of vehicles passing specified point on highway averages 4 per minute.
i) Determine probability which exactly 3 vehicles pass this point in next minute. Make some reasonable assumptions.
ii) Determine the probability which at least 4 vehicles pass this point in next 2 minutes.
iii) Determine expectation of number of vehicles passing through this specified point in ten minutes.
Suppose that the results of the sample lead to rejection of the null hypothesis. Classify that conclusion as a:
Use a 5% significance level to test the claim that there appears to be a difference in the effectiveness of the two diets.
Compute descriptive statistics for each stock and the S&P 500. Comment on your results. Which stocks are the most volatile? Compute the value of beta for each stock. Which of these stocks would you expect to perform best in an up market? Which..
Multiple comparison procedures are going to be done using the Bonferroni method with α = 0.10. The value of t** is 2.2426. The smallest minimum significant difference (MSD) for finding a difference between groups is computed as 17.68. The correct ..
LINEAR PROGRAMMING MODELS
A bank's loan officer rates applicants for credit. The ratings can be described by a Normal model with a mean of 200 and a standard deviation of 50.
When using past data, I have found that the proportion of items rejected by quality control personnel is about 3%. We normally make 5000 items per day. For a p chart, what are the upper and lower control limits?
A pediatrician is interested in studying the effect of Motrin on reducing temperature in young children. Four children with influenza have their temperatures taken immediately before and then 20 minutes after taking a standard dose
determine if the improvement is of practical significance one should. Crop researchers plant 100 plots with a new variety of corn. The average yield for these plots is x' = 130 bushels per acre
What happens to the expected return and standard deviation of returns of the portfolio in Part a if the following conditions exist?
What proportion of time will it take clean-up crew 56 or more hours for cleaning plant? Define the lower and upper limits of interval.
Using the dataset, produce a graph of per capita GDP for Argentina, China, and Canada from 1965 to 1995. Is inequality between these countries increasing?
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