READ Free Dumps For EMC- E20-007

Question ID 16120	Your company has 3 different sales teams. Each team's sales manager has developed incentive offers to increase the size of each sales transaction. Any sales manager whose incentive program can be shown to increase the size of the average sales transaction will receive a bonus. Data are available for the number and average sale amount for transactions offering one of the incentives as well as transactions offering no incentive. The VP of Sales has asked you to determine analytically if any of the incentive programs has resulted in a demonstrable increase in the average sale amount. Which analytical technique would be appropriate in this situation?
Option A	One-way ANOVA
Option B	Multi-way ANOVA
Option C	Student's t-test
Option D	Wilcoxson Rank Sum Test
Correct Answer	A

Explanation

Question ID 16121	What describes the use of UNION clause in a SQL statement?
Option A	Operates on queries and potentially increases the number of rows
Option B	Operates on queries and potentially decreases the number of rows
Option C	Operates on tables and potentially decreases the number of columns
Option D	Operates on both tables and queries and potentially increases both the number of rows and columns
Correct Answer	A

Explanation

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