Question: QUESTION 1 Which of the following objects are raw data? (As opposed to processed data.) 1- The text of Moby Di extracted from a scanned

QUESTION 1

Which of the following objects are raw data? (As opposed to processed data.)

1-

The text of Moby Di extracted from a scanned image using optical character recognition (OCR).
2-

A TIFF image file obtained by scanning a book page.

A Web page downloaded using urllib.request.urlopen() or saved from a Web browser.

A table that contains the frequencies of each unique word in Moby Dick.

QUESTION 2

Which data analysis technique is a machine learning technique?

1-

Information retrieval.
2-

Signal processing.
3-

Decision trees.
4-

Linear regressions.

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