Recent questions tagged Essential-data

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Q: For continuous random variables, the CDF is the derivative of the PDF.

For continuous random variables, the CDF is the derivative of the PDF. (a) True (b) False This ... questions and answers pdf, Data Science interview questions for beginners...

asked Oct 29, 2021 in Education by JackTerrance

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Q: Which of the following form the basis for frequency interpretation of probabilities?

Which of the following form the basis for frequency interpretation of probabilities? (a) Asymptotics (b) ... and answers pdf, Data Science interview questions for beginners...

asked Oct 29, 2021 in Education by JackTerrance

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Q: Point out the correct statement.

Point out the correct statement. (a) Power of a one sided test is lower than the power of the ... questions and answers pdf, Data Science interview questions for beginners...

asked Oct 29, 2021 in Education by JackTerrance

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Q: Point out the wrong statement.

Point out the wrong statement. (a) Merging concerns combining datasets on the same observations to produce a ... and answers pdf, Data Science interview questions for beginners...

asked Oct 29, 2021 in Education by JackTerrance

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Q: Which of the following is not a CLI command?

Which of the following is not a CLI command? (a) delete (b) rm (c) clear (d) none of the ... programming questions and answers pdf, Data Science interview questions for beginners...

asked Oct 29, 2021 in Education by JackTerrance

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Q: Which of the following systems record changes to a file over time?

Which of the following systems record changes to a file over time? (a) Record Control (b) Version ... questions and answers pdf, Data Science interview questions for beginners...

asked Oct 29, 2021 in Education by JackTerrance

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Q: Which of the following characteristic of big data is relatively more concerned to data science?

Which of the following characteristic of big data is relatively more concerned to data science? (a) Velocity (b ... and answers pdf, Data Science interview questions for beginners...

asked Oct 29, 2021 in Education by JackTerrance

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Q: Which of the following plots are often used for checking randomness in time series?

Which of the following plots are often used for checking randomness in time series? (a) Autocausation (b) ... and answers pdf, Data Science interview questions for beginners...

asked Oct 29, 2021 in Education by JackTerrance

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Q: Which of the following method produces a data ranking with ties being assigned the mean of the ranks for the group?

Which of the following method produces a data ranking with ties being assigned the mean of the ranks for the ... and answers pdf, Data Science interview questions for beginners...

asked Oct 29, 2021 in Education by JackTerrance

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Q: Point out the correct statement.

Point out the correct statement. (a) Pandas consist of set of labeled array data structures (b) Pandas ... and answers pdf, Data Science interview questions for beginners...

asked Oct 29, 2021 in Education by JackTerrance