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W hich of the following assertions are CORRECT?
P: Adding 7 to each entry in a list adds 7 to the mean of the list
Q: Adding 7 to each entry in a list adds 7 to the standard deviation of the list
R: Doubling each entry in a list doubles the mean of the list
S: Doubling each entry in a list leaves the standard deviation of the list unchanged
  • a)
    P, Q
  • b)
    Q, R
  • c)
    P, R
  • d)
    R, S
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
W hich of the following assertions are CORRECT?P: Adding 7 to each ent...
P and R always holds true
Else consider a sample set {1, 2, 3, 4} and check accordingly.
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W hich of the following assertions are CORRECT?P: Adding 7 to each entry in a list adds 7 to the mean of the listQ: Adding 7 to each entry in a list adds 7 to the standard deviation of the listR: Doubling each entry in a list doubles the mean of the listS: Doubling each entry in a list leaves the standard deviation of the list unchangeda)P, Qb)Q, Rc)P, Rd)R, SCorrect answer is option 'C'. Can you explain this answer?
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W hich of the following assertions are CORRECT?P: Adding 7 to each entry in a list adds 7 to the mean of the listQ: Adding 7 to each entry in a list adds 7 to the standard deviation of the listR: Doubling each entry in a list doubles the mean of the listS: Doubling each entry in a list leaves the standard deviation of the list unchangeda)P, Qb)Q, Rc)P, Rd)R, SCorrect answer is option 'C'. Can you explain this answer? for GATE 2024 is part of GATE preparation. The Question and answers have been prepared according to the GATE exam syllabus. Information about W hich of the following assertions are CORRECT?P: Adding 7 to each entry in a list adds 7 to the mean of the listQ: Adding 7 to each entry in a list adds 7 to the standard deviation of the listR: Doubling each entry in a list doubles the mean of the listS: Doubling each entry in a list leaves the standard deviation of the list unchangeda)P, Qb)Q, Rc)P, Rd)R, SCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for GATE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for W hich of the following assertions are CORRECT?P: Adding 7 to each entry in a list adds 7 to the mean of the listQ: Adding 7 to each entry in a list adds 7 to the standard deviation of the listR: Doubling each entry in a list doubles the mean of the listS: Doubling each entry in a list leaves the standard deviation of the list unchangeda)P, Qb)Q, Rc)P, Rd)R, SCorrect answer is option 'C'. Can you explain this answer?.
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