What do the moving average calculations on the number of customers each day tell Chloe? What do the other statistics tell her? How can this data help her make decisions about daily operations?

What will be an ideal response?


The moving averages are helpful in spotting trends over a period of time by smoothing out any fluctuations that may occur during each consecutive interval. Moving average data can be used to create charts to show whether the value is trending upward or downward. Chloe can see which days of the month generate higher sales, and along with the other statistics like mean, median, and mode, she can better plan for daily supplies and staffing needs.

Computer Science & Information Technology

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Which of the following are characteristics of a program module?

a. It performs a single task b. It is self-contained c. It is relatively short d. any of the above

Computer Science & Information Technology

Which of the following rules can drastically reduce the odds of a machine becoming infected with a virus?

A) If you are unsure about an attachment, do not open it. B) Always use a virus scanner. C) Don’t believe “security alerts” that are sent to you. D) All of the above

Computer Science & Information Technology

(Digit Extraction) Complete an application that allows the user to enter a five-digit number into a JTextField. Your application should then separate the number into its indi- vidual digits and display each digit in five uneditable JTextFields (Fig. 5.36). All of the code you need to write should go inside the enterJButtonActionPerformed event handler. This event handler is declared in lines 124–127 of the template file DigitExtractor.java. Before you begin, copy the C:\Examples\Tutorial04\Exercises\DigitExtractor direc- tory to your C:\SimplyJava directory. You should start writing your code at line 126 in the file. Obtain the number input by the user in enterNumberJTextField, convert it to an int and store it in int variable number. [Hint: You can use the % operato

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If you have a Windows system, type ____________________ from the command prompt to display the MAC address for your computer.

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology