- [3 points] Help the developers at ACME Random Data Company determine the candidate and 5 possible super keys on the following tables.
- [2 points] They also want to know if any of these tables can benefit from implementing a surrogate key. Explain why or why not.
- Refer to the Bank_table_definitions.pdf and design queries to solve the following requests.
- [2 points] Retrieve the names of all branches in the states WA, OR, and CA.
- [3 points] Retrieve the customer ID and Name for all customers who live in a city where the city name ends in "ville". For example, everyone who lives in Nashville or Jacksonville should be returned.
- [2 points] List the names of all the employees who work at the Department named "Loan".
- [3 points] List the names of bank branch and the number of checking accounts at each branch. Checking accounts have a type of "CHECKING".
- [2 points] List all employees who work for John Smith in any bank branch in Oregon (OR).
- [3 points] List the names of the customers who made transactions of an amount exceeding $100 any bank branch in Seattle.
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Which of the listed variables does a researcher mainly use in his or her approach with intent to establish validity - specifically, construct validity? · independent variable · confounding variable · dependent variable · participant variable · extraneous variable · third variable Instructions: With our engagement in this discussion we will likely touch upon learning objectives/competencies 2.2 and 2.4 as dependent upon the various variable selections and replies. (a) Please briefly define the two concepts (variable type(s) selected from the list and construct validity) using our text by Cozby and Bates (2015) or another credible source. (b) Then, support your view...
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