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The average ticket price for a Spring Training baseball game is $31.25, with a standard deviation of $6.57. In a random sample of 40 Spring Training tickets, find the probability that the mean ticket price exceeds $33. (Round your answer to three decimal places)
If 15% of adults in a certain country work from home, what is the probability that fewer than 42 out of a random sample of 350 adults will work from home? (Round your answer to 3 decimal places)
Sleep and stress or stress and sleep? Consider the scenario described in Example 4.3. Make an argument for treating the Subjective Units of Distress Scale
Following are some representative scores. (High scores represent more favorable attitudes.) Calculate for both before and after scores, and write a conclusion based on the standard deviations.
let x be the number of trials required to obtain a success where p is the probability of success on each trial. the
Use the Internet or other resources to find an example of a research article in a professional journal of interest to you, and not in daily periodicals or weekly publications. Prepare a synopsis of the article including the following:
Now that you are familiar with the basic concepts of statistics, what are some examples of when you have seen or heard statistics used inappropriately?
Determine the z values for 29 and 34 hours. What percent of the garages take between 32 hours and 34 hours to erect?
The report needs to be short report format - 1500 + 10% word report format - Word .doc or .docx. Title page, executive summary, table of contents
Scores on a test have a mean of 73 and Q3 is 81. The scores have a distribution that is approximately normal. Find P90.
These data give ten characteristics of 324 firms. What issues do you see if these ten char- acteristics are to be used as explanatory variables in a model that describes the salary of the CEO?
Three investors with risk tolerance equal to $5000, $10,000, and $15000 face the following deal. What is the risk tolerance of the group?
Quantify the uncertainty of your estimate by giving the standard deviation of the distribution. Round your response to at least three decimal places.
Present the chosen situation as an overview-problem, purpose, research questions, and hypotheses. Describe the instrument used for data collection
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