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BU6015 - Business Analytics

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There is more social media data than financial statement data available.
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A histogram is an appropriate chart for a visualization showing how many of each type of product was sold during the month of July.
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Which type of value chain is composed of the events and processes going all the way from the collection of data to the compilation of information to the ultimate business decision?

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Based on the scatterplot in Lab 1.1 Excel, Assessing Profitability of a Mowing Business, if the labor cost per lawn is $25, what is the expected monthly profit margin?

The line graph is titled monthly margin. The horizontal axis represents labor cost per lawn ranging from 0 to 30 in increments of 5 and the vertical axis represents monthly profit margin ranging from 0 to 6000 in increments of 1000. A line decreases in monthly profit margin with increase in labor cost per lawn. The line connects the following points: (13, 5300), (15, 5000), (17, 4700), (19, 4100), (21, 3800), (23, 3300), and (25, 3000). All data are approximate.

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If the p-value of a statistical test is 0.04 and alpha is 0.05, you:

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You should generally avoid using a pie chart if there are more than five data categories.
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The mean IQ is 100 with a standard deviation of 15. What is the z-score for a person with an IQ of 145?

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Exploratory data visualization is used to communicate results of the analysis to decision makers and other stakeholders.

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Tyson Chicken monitors the standard cost of a pound of chicken on a continuous basis, incorporating the latest data into their costing. The frequency of updating the costs would address which aspect of Big Data?

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Based on the regression output generated in Lab 3.5 Excel, Deriving Cost Drivers for Activity-Based Costing (Regression Analysis), which of the following statements about the cost drivers for overhead cost per delivery is true? Assume alpha is set at 0.05.

The excel sheet titled summary output contains 3 tables. The table at top contains 2 columns and 6 rows with the following sub-title: regression statistics. The row entries are as follows: row 2 - multiple R; 0.89679396. Row 3 - R square; 0.80423941. Row 4 - adjusted R square; 0.79926245. Row 5 - standard error; 4.49411051. Row 6 - observations; 122. The table below titled Anova contains 6 columns and 4 rows. The headings of columns 2 to 6 are as follows: d f; S S; M S; F; significance F. The row entries are as follows: row 2 - regression; 3; 9791.057335; 3263.685778; 161.5923672; 1.2764E-41. Row 3 - residual; 118; 2383.249459; 20.19702932; blank; blank. Row 4 - total; 121; 12174.30679; blank; blank; blank. The table below contains 7 columns and 5 rows. The headings of columns 2 to 7 are as follows: coefficients; standard error; t stat; P-value; lower 95%; upper 95%. The row entries are as follows: row 2 - intercept; 15.6744488; 2.968641478; 5.280007332; 5.96789E-07; 9.795730433; 21.55316711. Row 3 - miles per delivery; 0.45479993; 0.096881262; 4.694405458; 7.27182E-06; 0.262948651; 0.646651202. Row 4 - time per delivery; 1.88046082; 0.117656896; 15.98258056; 2.66501E-31; 1.64746813; 2.113453501. Row 5 - weight per delivery; -0.0022603; 0.002852916; -0.792275398; 0.429790028; -0.00790985; 0.003389256.

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