gaqpodcast.blogg.se

Hypothesis test calculations: Complete hypothesis test calculations, providing the appropriate statistics and graphs.ĭetermine the appropriate test statistic (t). Summarize your sample data, describing the center, spread, and shape in comparison to the national information.ĭetermine if the normal condition has been met.ĭetermine if there are any other conditions that you should check and whether they have been met. In a table, provide summary statistics including sample size, mean, median, and standard deviation. Provide at least one histogram of your sample data. Summarize your sample data using appropriate graphical displays and summary statistics.

Write null (Ho) and alternative (Ha) hypotheses.ĭata analysis: Analyze the data and confirm assumptions have not been violated to complete this hypothesis test. Level of confidence: Discuss how you will use estimation and conference intervals to help you solve the problem. Address the following for each hypothesis:ĭescribe the population parameter for the variable you are analyzing.ĭescribe your hypothesis in your own words.ĭescribe the inference test you will use.

Questions and type of test: For your selected sample, define two hypothesis questions and the appropriate type of test hypothesis for each. Take a random sample of 100 observations for your region.ĭescribe what is included in your sample (i.e., states, region, years or months). Purpose: What was the purpose of your analysis, and what is your approach?ĭefine a random sample and two hypotheses (means) to analyze. You will do so by completing the Project Two Template located in the What to Submit area below. Your job is to analyze the data, complete the statistical analyses, and provide a report to the regional sales director. In addition, you have been given national statistics and graphs that show the national averages for housing prices and square footage. You are given a real estate data set that has houses listed for every county in the United States. Is the square footage for homes in your region different than the average square footage for homes in the national market?įor your region, what is the range of values for the 95% confidence interval of square footage for homes in your market? The regional sales director has three questions that they want to see addressed in the report:Īre housing prices in your regional market higher than the national market average? You have been hired by your regional real estate company to determine if your regions housing prices and housing square footage are significantly different from those of the national market.