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Recent questions tagged false


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Are these statements True or False?
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Are these statements True or False?(a) If each component of a vector in $R^{3}$ is doubled, the norm of that vector is doubled.   (b) In $R^{2}$, the vectors of norm 5 whose init ...
by MathsGee Platinum
(102,810 points)
asked in Mathematics Jan 13
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Determine whether the statements are true or false, and justify your answer
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Which of the following statements is FALSE?
1 answer 28 views
Which of the following statements is FALSE?Which of the following statements is FALSE? 1. Hedge funds are not allowed to advertise. 2. Unit trusts are managed by fund managers whose payment is ...
by MathsGee Platinum
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asked in Economics & Finance Nov 3, 2021
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"Matrix multiplication is always commutative" True or False? Justify your answer.
0 answers 81 views
"Matrix multiplication is always commutative" True or False? Justify your answer."Matrix multiplication is always commutative" True or False? Justify your answer. ...
by MathsGee Platinum
(102,810 points)
asked in Mathematics Jul 24, 2021
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Is it better to have too many false negatives or too many false positives? Why?
0 answers 88 views
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Can you give some examples where both false positive and false negatives are equally important?
0 answers 197 views
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Is it better to have too many false positives or too many false negatives? Explain.
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Explain false negative, false positive, true negative and true positive with a simple example.
0 answers 96 views
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Is it better to have too many false positives or too many false negatives?
0 answers 56 views
Is it better to have too many false positives or too many false negatives?Is it better to have too many false positives or too many false negatives? ...
by MathsGee Platinum
(102,810 points)
asked in Data Science & Statistics Jul 27, 2020
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Pseudocounts should only be added when you have lots of training data. True or False?
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WHat are some of the false myths around saving money?
1 answer 117 views
WHat are some of the false myths around saving money?WHat are some of the false myths around saving money? ...
by MathsGee Platinum
(102,810 points)
asked in Mathematics Jun 4, 2020
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Prove by induction that \begin{equation*} \sum_{i=1}^{n} i^3 = \left(\sum_{i=1}^{n} i\right)^2. \end{equation*}
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What is False Proof of Induction?
1 answer 56 views
What is False Proof of Induction?What is False Proof of Induction? ...
by MathsGee Platinum
(102,810 points)
asked in Mathematics Apr 25, 2020
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Is it true that, for any cardinals $k$ and $l$, either $k<l$ or $k=l$ or $k>l$?
0 answers 77 views
Is it true that, for any cardinals $k$ and $l$, either $k<l$ or $k=l$ or $k>l$?Is it true that, for any cardinals $k$ and $l$, either &nbsp;&nbsp;$k&lt;l$ or $k=l$ or $k&gt;l$? ...
by MathsGee Platinum
(102,810 points)
asked in Mathematics Aug 10, 2019
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Is it better to have too many false negatives or too many false positives?
0 answers 260 views
Is it better to have too many false negatives or too many false positives?Is it better to have too many false negatives or too many false positives? ...
by Edzai Zvobwo Bronze Status
(8,796 points)
asked in Data Science & Statistics Mar 11, 2019
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A test has a true positive rate of 100% and false positive rate of 5%.
1 answer 1.1K views
A test has a true positive rate of 100% and false positive rate of 5%.A test has a true positive rate of 100% and false positive rate of 5%. There is a population with a 1/1000 rate of having the condition the test ident ...
by Edzai Zvobwo Bronze Status
(8,796 points)
asked in Data Science & Statistics Mar 11, 2019
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Can you cite some examples where both false positive and false negatives are equally important?
0 answers 1K views
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Can you cite some examples where a false positive is important than a false negative?
0 answers 152 views
Can you cite some examples where a false positive is important than a false negative? &nbsp;Can you cite some examples where a false positive is important than a false negative? ...
by Edzai Zvobwo Bronze Status
(8,796 points)
asked in Data Science & Statistics Mar 11, 2019
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