Critical Thinking Questions Case 6-2 Dan Is Manipulating Data in a Table

question 2

Multiple Choice

Critical Thinking Questions Case 6-2 Dan is manipulating data in a table containing records on computer equipment purchases for the past year. Each record in the table contains the date purchased, the type of computer equipment, the vendor's name, the cost of the equipment, and the department in which the equipment is installed. The records were originally entered in order by month of purchase. Dan sends you an e-mail asking how he can rearrange the table's records to see all the purchases from each vendor in date order within each department. He also wants to know a quick way to get the data back into its original order, whenever necessary. As a quick way to get all the records back into their original order, when necessary, you suggest that before he begins to rearrange the records, Dan should _____.

• A) sort first on the department field and then the date purchased field
• B) create a duplicate worksheet with the records in their original order as a backup before sorting them in a different order
• C) insert a column (field) and use the fill handle to add sequential record numbers in the column; then sort the record numbers in ascending sequence to rearrange the records in their original order whenever necessary
• D) sort first on the computer type field and then on the date purchased field

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Definitions:

Contribution

An addition or support provided to something, often referring to the role or impact one element brings to an overall outcome or project.

Binomial Random Variable

A type of random variable that results from a binomial experiment, defined by a fixed number of trials, two possible outcomes per trial, constant probability of success, and independence between trials.

Random Sample

A sample that ensures each member of the population has an equal chance of being included.

Probability

A quantification of the probability that a specific event happens, denoted by a value ranging from 0 to 1.