Which of the following is true regarding data analysis? a. disciplines and professions do not provide guidance on data analysis. b. data analysis methods should usually be specified in advance before a study begins. c. data analysis methods are generally uniform across disciplines. d. data analysis methods can typically be specified at the close of a study after it is clear what kind of data has been collected.

Option (B) is correct

Explanation:

Data analysis is known as a process or technique of cleansing, inspecting, transforming and also modeling data with the aim or goal of discovering useful and vital information, briefing conclusions and thus finally supporting decision-making. It tends to have multiple approaches and facets, encompassing or enclosing diverse methods under several names, and thus is used in several different science, business, and dismal science domains.

b. Data analysis methods should usually be specified in advance before a study begins.

Explanation:

Data analysis is the process of gathering or collecting, inspecting and evaluating data. The first process in data analysis is the collection of data. Analysis cannot take place if there is no data. Also, data analysis can take place at all phases of a research or study - beginning, during and at the end.

The main purpose of data analysis is to get reasonable and useful information and come up with logical business decisions and as such should be  typically done in advance before a study begins.

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