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Discover LudwigSuggestions(5)
"number and frequency" is a correct and usable phrase in written English.
It is often used to refer to the quantity or amount and how often something occurs or happens. Example: The number and frequency of car accidents on this road are concerning. (referring to the quantity of accidents and how often they occur).
Exact(60)
Those restrictions limit the number and frequency of litters for breeding females.
Finally, the influence of Mach number and frequency is investigated.
The solutions depend on a complex wave number and frequency.
We observed increases in dendrite length, dendrite complexity, synapse number, and frequency of spontaneous excitatory postsynaptic currents.
SNARF measures a sender's importance based on two key factors: the number and frequency of messages sent and received.
The regulator added that there was "insufficient editorial justification for the sheer number and frequency of these references".
This applies for instance to the selection of the number and frequency of TIP images.
The state of polarization is one of the three characteristics of an electromagnetic wave, the others being its energy (or photon number) and frequency.
For about a year, the wireless-service provider had been tracking the number and frequency of support calls made by a group of high-maintenance end users.
By analyzing the number and frequency of the clicks, compared with previous years, scientists can calculate the number of animals in their fairly limited range.
With the UN's establishment after World War II, the number and frequency of global conferences increased dramatically.
More suggestions(15)
employment and frequency
number and recurrence
number and band
number and degree
number and regularity
availability and frequency
number and incidence
proportion and frequency
prevalence and frequency
number and rate
number and prevalence
number and intensity
outcome and frequency
number and occurrence
number and timing
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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com