Both the transient and steady-state performance is improved. vs Both the transient and steady-state performance are improved.

Both phrases are correct, but they are used in different contexts. In the first phrase, 'is' is used because 'performance' is being treated as a singular noun. In the second phrase, 'are' is used because 'performance' is being treated as a plural noun. The choice between 'is' and 'are' depends on whether the noun is considered singular or plural.

Last updated: March 26, 2024 • 476 views

This phrase is correct when treating 'performance' as a singular noun.

"Both the transient and steady-state performance is improved."

Use 'is' when treating 'performance' as a singular noun. This is suitable when referring to the overall performance as a single entity.

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Both the World Bank and we in Europe must increase pressure on Chad to ensure that the human rights situation there is improved.
The analyzers shall have a measuring range and response time appropriate for the accuracy required to measure the concentrations of the exhaust gas components under transient and steady state conditions.
- I see your hearing is improved.
There is another reason why the King's humor is improved.
The Commission is pressing industry to refine this information so that transparency for regulators is improved.
We must therefore monitor this situation to ensure that it is improved.
It is generally accepted that sustainable development cannot be guaranteed in the medium- and long-term unless environmental protection is improved.
Owing to the higher quality achieved by low-sulphur fuels, the engine performance is improved and engine maintenance costs can be reduced.
Monitoring methodologies can be changed in accordance with the provisions of these guidelines if the accuracy of the reported data is improved.
and ensuring that the effectiveness of the financial instrument is improved.
The accuracy of the information forwarded is verified rapidly and if an investigation is subsequently opened its effectiveness is improved.
The information and communication strategy will not be effective unless cooperation between Parliament and the Commission is improved.
You'd do better to see to it... the ventilation in the slave quarters is improved.
In conclusion I would like to ask you to support this compromise we have arrived at, so that consumer rights are reinforced and so that air quality is improved.
When nation states implement it, it is even more important to ensure that lawmaking is improved.
Such a situation can only be prevented if cooperation among the seafaring States on the Black Sea is improved.
- management of the aid scheme is simplified and control of expenditure is improved.
With a higher percentage of protein crops in crop rotation, soil fertility and structure, nutrient storage and the health of the crops which follow is improved.
The Slovenian Government has announced that it will no longer guarantee repayment of the EIB loan unless the project's economic efficiency is improved.
Furthermore with the adoption of AAL it is even more crucial that the cooperation and coordination between Health organisations and Social organisations is improved.

This phrase is correct when treating 'performance' as a plural noun.

"Both the transient and steady-state performance are improved."

Use 'are' when treating 'performance' as a plural noun. This is suitable when referring to the individual performances of transient and steady-state.

Show examples from the web [+]

The analyzers shall have a measuring range and response time appropriate for the accuracy required to measure the concentrations of the exhaust gas components under transient and steady state conditions.
By dilating these blood vessels, the blood pressure is reduced and symptoms are improved.
We simply want to ensure that relations between the institutions and the citizens are improved.
It is therefore vital that the emission performance standards for new passenger cars are improved.
I would like to ask you to see to it that the conditions are improved.
We now have the opportunity to make corrections so that incentives are improved.
We accept that further reform of the Council is required to ensure that human rights around the world are improved.
The Commission must ensure that enforcement and the penalising of malpractice - which, after all, is often cross-border in nature - are improved.
These two reports are important because they are about ensuring that vehicles in Europe are improved.
It has refused to take up any of our suggestions to safeguard jobs and ensure safety standards are improved.
This can in turn mean that the conditions for real competition in the telecom markets are improved.
The EU-US agreement on GPS -Galileo cooperation ensures interoperability and as the number of satellites increases and advanced GPS systems are deployed the levels of speed and accuracy obtained are improved.
Both the quantity and quality of EU agricultural production must be improved.
Related to that there is widespread evidence of recruitment difficulties in the sector and these, in your rapporteur's view, can only be overcome if social and working conditions at all levels are improved.
Also the monitoring and evaluation aspects of implementation of the CIP are improved.
It needs to aim at ensuring that the aspects of quality, environmental ecological factors and the possibility of exploitation of the international market are improved.
I repeat - as Mr Berend reminded us earlier - that the Commission hopes to use these innovative measures as experimental and good practice laboratories so that, in time, the quality of the Structural Fund programmes cofinanced by the ERDF are improved.
Clopidogrel Cmax for both single dose and steady state for cirrhotics was many fold higher than in normal subjects.
After two years' application, both the Community and the US administration recognise that the agreement could be improved.
Both the Council and the European Parliament are determined that financial management of the Community budget must be improved.

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Both the transient and steady-state performance is improved. vs Both the transient and steady-state performance are improved.