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Write a summary of the article. Explain how the article uses descriptive statistics. Explain how the article applies to the real world.
In your future study, describe who you think the sample population will be? Students, Office Workers, Leaders etc.
Evaluate hypothesis tests for population parameters based on sample statistics using both Critical Regions and P-Values, and be able to state results.
Develop a 700- to 1,050-word statistical analysis based on the Case Study Scenarios and SpeedX Payment Times.
What is the probability of observing a sample mean payment time of 65 invoices less than or equal to 18.1077 days?
Describe a data distribution statistically and graphically using skewness, kurtosis, and box-and-whisker plots.
Evaluate the standard deviation and range. Interpret the standard deviation and range in plain non-technical terms.
Identifying variables and the relationship between the hypothesis and variables (transcript available here).
Explanations about the coefficients, how you interpret them and your conclusion on their statistical hypothesis testing.
Explain how the article uses descriptive statistics. Analyze the reasons why the article chose to use the various types of data shared in the article.
What role does the margin of error play in determining how many individuals should be sampled if we desired a margin of error plus or minus .000001?
Use Uniform Crime Report (UCR) statistics to analyze interval variables for violent crimes over a 5-year period.
Determine the mean, median, and mode of these data. What do these statistics tell you about the sick days due to colds and flu the previous year?
Perform a regression analysis on these two variables. Discuss what lessons you have learned about this statistical tool as a result of working on this project.
How much error is too much before you are no longer confident about your estimates or research findings?
The upper boundaries for a distribution of waiting times (in seconds) in a grocery store aisle. List the value for each lower boundary in this distribution.
Identify the level of measurement for the following data collection methods: Mini Mental Status Exam Geriatric Depression Scale Short Physical Performance.
Create a graph of the distribution with the area corresponding to the previous answer shaded in.
The data represent the?time, in minutes, spent reading a political blog in a day. Which class has the greatest frequency and which has the least frequency?
What is the role of occupation in determining the wages and hours of work of women? How does that change over time?
What is the probability that no one in this group of 3,000 people will have this ailment?
Compute the corresponding prior probabilities of winningfor these four teams.
Explain the use of a t-test. Provide a research question that could be answered with a t-test.
Assuming that he has the probability of 1/2 of winning each bet, what is the probability he goes home a winner? why is the system not used by everyone?
Kyle's doctor told him that the z-score for his systolic blood pressure is 1.75. Calculate Kyle's blood pressure.