math

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I need help: John’s mother gave him some money to buy some brushes. If he bought 7 brushes, he would need $2 more. If he bought 10 brushes, he would need $26 more. How much did John have?

Statistics

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Assignment 2 & Your first step for the final project project is to identify a data set of interest from Kaggle that is amenable to Excel manipulation and allows for extensive application of analytics models from our course. For example, a data set about types of jobs in the technology field might be interesting, but … Read more

Deliverable 7 Analysis

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Competencies Describe the data using the measures of central tendency and measures of variability. Apply the normal distribution, standard normal distribution, and central limit theorem. Develop a confidence interval for a population parameter. Evaluate hypothesis tests for population parameters from one population. Evaluate hypothesis tests for population parameters from two populations. Determine the linear correlation … Read more

Deliverable 6

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Competency Determine the linear correlation and regression equation between two variables to make predictions for the dependent variable. Scenario According to the U.S. Geological Survey (USGS), the probability of a magnitude 6.7 or greater earthquake in the Greater Bay Area is 63%, about 2 out of 3, in the next 30 years. In April 2008, … Read more

Deliverable 5

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Competency Evaluate hypothesis tests for population parameters from two populations. Dealing with Two Populations Inferential statistics involves forming conclusions about a population parameter. We do so by constructing confidence intervals and testing claims about a population mean and other statistics. Typically, these methods deal with a sample from one population. We can extend the methods … Read more

Discussion assignment

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  At the end of each problem provide a short, written explanation of your work explaining how you arrived at your solution(s); and why you chose the steps/method used to solve the problem, etc.    Please do not forget to state the directions for each problem that you complete. Please submit the work as a PDF

Deliverable 4 hypothesis test

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Competency Evaluate hypothesis tests for population parameters from one population. Instructions Scenario (information repeated for deliverable 01, 03, and 04) A major client of your company is interested in the salary distributions of jobs in the state of Minnesota that range from $30,000 to $200,000 per year. As a Business Analyst, your boss asks you … Read more

Deliverable 3 confidence interval

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Develop a confidence interval for a population parameter. Instructions Scenario (information repeated for deliverable 01, 03, and 04) A major client of your company is interested in the salary distributions of jobs in the state of Minnesota that range from $30,000 to $200,000 per year. As a Business Analyst, your boss asks you to research … Read more