Sentence examples for are sometimes questionable. from inspiring English sources

However, the estimated coefficients of the AR log-transformed model for five of the 16 countries are sometimes questionable (in terms of magnitudes and signs), suggesting that this model should be applied with caution, taking into account the particularities of the case examined.

If the forecasts are sometimes questionable, the relevance of Internet statistics to consumers is even more difficult to fathom.

At this very early stage, a few elements are however available, and their accuracy are sometimes questionable.

Reddit's design choices are sometimes questionable, including using its signature logo font throughout, but for the AMA format at least, its latest mobile efforts make a lot of sense.

Although the quality of the tracks are sometimes questionable, they're a quick and dirty way to get the songs you need quickly and for free.

And the proposed influence is sometimes questionable.

Third, the credibility of the sources providing this information was sometimes questionable.

Even when AltSchool's methods worked as intended, there were sometimes questionable results.

To his critics, he pursued those activities mainly to lend legitimacy to his movement, known as the Unification Church, although his methods were sometimes questionable.

Beyond facilitating mortgage transactions, it often represented ultimate lenders (who alone can legally initiate foreclosures) whose exact identities were sometimes questionable.

If his scholarship was sometimes questionable, his authority was not: Carter judges that in the fifties he was "the most powerful and influential man in British art history" — though he was less known to the public than Kenneth Clark.