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States in the United States are allowed to set their own rates for sales taxes as well as taxes on

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States in the United States are allowed to set their own rates for sales taxes as well as taxes on services, such as telephone calls. The scatterplot below graphs the state and local taxes charged for wireless phone calls (as a percentage) versus the state sales tax (also as a percentage).
States in the United States are allowed to set their

(a) Describe the association, if any, that you fnd in the scatterplot.
(b) Estimate the correlation between the two variables from the plot. Is it positive, negative, or zero? Is it closer to zero or to {0.5?
(c) The cluster of states with no sales tax in the lower left corner of the plot includes Alaska, Delaware, Montana, New Hampshire, and Oregon. What is the effect of this cluster on the association? If these were excluded from the analysis, would the correlation change?
(d) Would it be appropriate to conclude that states that have high sales tax charge more for services like wireless telephone use?

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15 10 는 5 0 Sales Tax (%)

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a Theres positive association but it seems rather weak Its hard to say wh…View the full answer


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I have done MS finance and expertise in the field of Accounting, finance, cost accounting, security analysis and portfolio management and management, MS office is at my fingertips, I want my client to take advantage of my practical knowledge. I have been mentoring my client on a freelancer website from last two years, Currently I am working in Telecom company as a financial analyst and before that working as an accountant with Pepsi for one year. I also join a nonprofit organization as a finance assistant to my job duties are making payment to client after tax calculation, I have started my professional career from teaching I was teaching to a master's level student for two years in the evening. My Expert Service Financial accounting, Financial management, Cost accounting, Human resource management, Business communication and report writing. Financial accounting : • Journal entries • Financial statements including balance sheet, Profit & Loss account, Cash flow statement • Adjustment entries • Ratio analysis • Accounting concepts • Single entry accounting • Double entry accounting • Bills of exchange • Bank reconciliation statements Cost accounting : • Budgeting • Job order costing • Process costing • Cost of goods sold Financial management : • Capital budgeting • Net Present Value (NPV) • Internal Rate of Return (IRR) • Payback period • Discounted cash flows • Financial analysis • Capital assets pricing model • Simple interest, Compound interest & annuities
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Statistics For Business Decision Making And Analysis

Statistics For Business Decision Making And Analysis

ISBN: 9780321890269

2nd Edition

Authors: Robert Stine, Dean Foster

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Question Posted: July 14, 2015 08:03:15
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