The staff of the marketing department at Premiere Products is scheduled to receive some statistical databases, and they need you to explain these databases to them. (A statistical database is a database that is intended to supply only statistical information to users; a census database is an example of a statistical database.) Using a statistical database, users should not be able to infer information about any individual record in the database. Use books, articles, and/or the Internet to research statistical databases; then write a report that explains them, discusses the problem with using them, and gives the solution to the problem.
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For the following exercises, you will address problems and answer questions from management at TAL...... ... and tablets, the DBA is considering the potential use of cloud computing. Use books, articles, and/or the Internet to research cloud computing, then write a report that describes the...
The DBA at Premiere Products wants you to investigate biometric identification techniques for...... ... for computer authentication purposes. Use books, articles, and/or the Internet to research these techniques, then write a report that describes the advantages and disadvantages of each of these...
While users were updating the Premiere Products database, one of the transactions was interrupted....... ... need to explain to management what steps the DBMS will take to correct the database. Using the sample log in Figure 7-11, list and describe the updates that the DBMS will roll back if...
In 2011, the mean rate of violent crime (per 100,000 people) for the 24 states west of the Mississippi River was 406. The standard deviation was 177. Assume that the distribution of violent crime rates is approximately unimodal and symmetric. See page 134 for guidance. a. Between what two values...
The general ledger for Ryan’s Canoe Rentals shows the following account balances on December 31, the end of the fiscal period. Instructions In your working papers: 1 . Prepare the Trial Balance section of the work sheet. The account names are entered on the work sheet. 2 . Enter the adjustments...
As CEO of your company, you’ve been going over your financial statements and have noticed something disturbing. You perform a horizontal analysis and find that sales have been increasing at a rate of 3 percent per year, while inventory has risen at a rate of 29 percent per year.1. Could fraud be...
We will use StatCrunch to obtain the summary stats for our data sets. We will learn more about summary statistics in the next unit. But for now, we just need to obtain the summary stats for the IAT-Score variable, copy and paste the table into the textbox below, and move on. We need to find the...
Some football players put streaks of black paint under their eyes because they believe that it helps them see better in sunny conditions and react more quickly. A sensory psychologist wants to see if this is really true. He gathers a group of volunteers and randomly divides them in two. Half get...
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1. Many computer magazines and Web sites present comparisons of several DBMSs. Find one such DBMS comparison and compare the functions in this chapter to the listed features and functions in the comparison. Which functions from this chapter are included in the comparison? Which functions are...
Delaine is a 90% shareholder in a personal service corporation (PSC). The corporation paid Delaine a salary of $265,000 during its fiscal year ending September 30, 2016. a. Assume that the corporation cannot satisfy the business purpose test for a fiscal year. How much salary must Delaine receive...