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Meaning of Information Technology

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How does the meaning of technology differ from the meaning of information technology? Provide proven examples of each.

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Technology can be defined as the implementation or use of tools, machines or equipment to solve a particular problem, achieve a goal or improve an existing solution. An ...

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Discusses how does the meaning of technology differ from the meaning of information technology.

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Two or More Sample Hypothesis Testing

Is there is any difference in the ROI of different economic sectors?

H0: There is no significant difference in the mean ROI of different economic sectors.
H1: There is significant difference in the mean ROI of different economic sectors.
The test statistic used is ANOVA (F test).
Decision rule: Reject the null hypothesis when the value of test statistic is greater than the critical value.

Is there is any difference in the ROA of Telecommunication service and IT sectors?
H0: There is no significant difference in the mean ROA of Telecommunication service and IT sectors.
H1: There is significant difference in the mean ROA of Telecommunication service and IT sectors.
The test statistic used is Independent sample t test.

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