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BU6015 - Business Analytics

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The technique used in management accounting to determine the change in profit associated with the cost or benefit of the next (or the marginal) unit is called __________.

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A good first step in a bankruptcy prediction is to know how many companies go bankrupt each year (as a percentage of total firms) to understand how prevalent bankruptcy is as a whole.

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How should a correlation coefficient equal to zero be interpreted?
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Based on the results of the hypothesis test conducted in Lab 3.3 Excel, Performing a t-test for Difference in Means to Determine If the Differences Between In-Person and Online Sales Are Statistically Significant, what is the correct decision? Assume that alpha is set at 0.10 and a one-tailed hypothesis test is appropriate.

The table titled t-test: two-sample assuming unequal variances contains 3 columns and 11 rows. The headings of columns 2 and 3 are as follows: online; in-person. The row entries are as follows: row 2 - mean; 40.5534507; 33.64156863. Row 3 - variance; 944.9388908; 610.8137255. Row 4 - observations; 142; 51. Row 5 - hypothesized mean difference; 0; blank. Row 6 - d f; 109; blank. Row 7 - t stat; 1.601310134; blank. Row 8 - P(T=t) one-tail; 0.05610128; blank. Row 9 - t critical one-tail; 1.658953458; blank. Row 10 - P(T=t) two-tail; 0.11220256; blank. Row 11 - t critical two-tail; 1.98196749; blank.

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If there are 6 transactions on 11/1, 3 transactions on 11/2 and 10 transactions on 11/3, what is the proportion of the 11/1 transactions to the total transactions that occur during the first three days of November?

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Based on the final spreadsheet in Lab 1.1 Excel, Assessing Profitability of a Mowing Business, what is the reason for the difference between Scenario 1 and Scenario 2?

The items are listed in the first column and the values for scenario 1 and scenario 2 are listed in columns 3 and 4. Monthly values are listed in column 2 from row 10. The row entries are as follows: Row 1: Base Scenario, scenario 1 per lawn, and scenario 2 per lawn. Row 4: Assumption: Total Lawns Serviced Each Month, 200, and 200. Row 6: Revenue, 50 dollars, and 50 dollars. Costs are listed from rows 10 through 19. Monthly values are shown in the second column. Row 10: Truck, 300, 1.50, and 1.50. Row 11: Mowers, 300, 1.50, and 1.50. Row 12: Other equipment, 100, 0.50, and 0.50. Row 13: Labor (Average 13 dollars per yard or 25 dollars per yard), blank, 13.00, and 25.00. Row 14: Maintenance, 100, 0.50, and 0.50. Row 15: Insurance, 300, 1.50, and 1.50. Row 16: Fuel, blank, 3.00, and 3.00. Row 17: Supplies, blank, 1.50, and 1.50. Row 18: Advertising, 50, 0.25, and 0.25. Row 19: Cost per lawn, 23.25, and 35.25. Row 21: Margin per lawn, 26.75, and 14.75. Row 23: Total monthly margin, 5350.00, and 2950.00.

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While a ________ reorganizes and summarizes certain data using cross-tabulations without changing the underlying spreadsheet (or data), a ________ is a graphical depiction of those cross-tabulations.

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Charts and diagrams are different types of graphs.
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Based on this scenario analysis in Lab 5.8 Excel: Applying Scenario Analysis: Trade War, what is the probability that domestic demand decreases income by 5% and there is a moderate trade war?

The table has 5 columns. Columns 3 to 5 are titled no trade war, moderate trade war and severe trade war. The values for moderate trade war across the 4 scenarios are as follow: Table 1: Income Scenarios: negative 10%; Domestic Demand Increases Income by 5%: 1,890,000; Domestic Demand Doesn't change: 1,800,000; Domestic Demand Decreases Income by 5%: 1,710,000. Table 2: Change in income based on scenario above. Income Scenarios: negative 10%; Domestic Demand Increases Income by 5%: (110,000); Domestic Demand Doesn't change: (200,000); Domestic Demand Decreases Income by 5%: (290,000). Table 3: probability of the scenario occurring Income Scenarios: negative 10%; Domestic Demand Increases Income by 5%: 0.20; Domestic Demand Doesn't change:0.15; Domestic Demand Decreases Income by 5%: 0.05. Sum: 0.40. Table 2: expected impact of changes in income due to trade war Income Scenarios: negative 10%; Domestic Demand Increases Income by 5%: (22,000); Domestic Demand Doesn't change: (30,000); Domestic Demand Decreases Income by 5%: (14,500); Sum of expected change in income: (66,500).

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Which data type would Transaction_ID be considered to be?

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