I use both. One feels more singular while the other feels more plural though I can't tell you which when you ask me. We have to sneak up on it together.
I have the same issue with "Thuh" and "Thee" for "The."
"The" does have two pronunciations depending on if the word after it starts with a vovel sound or not. It's "Thuh" for consonants and "Thee" for vowels.
The latter, just to make everyone else in my organization question themselves. Whether it is correct or not is irrelevant. The only thing that matters is the seed of uncertainty that I plant every day.
I flip flop back and forth, I'm not totally sure if there's a specific rhyme or reason to my choices, it may just come down to a subjective feeling about which I think sounds better in the sentence.
My wife is a dayta analyst, and she analyzes dahta.
It depends on how many ay's and ah's are in my sentence. My mouth seems to natural conform to whatever has more as I speak at 9 million words per minute.
Your science teacher was wrong, unfortunately. In Classical Latin, datum is pronounced as [ˈd̪ät̪ʊ̃ˑ] "dah-too(m)" and likewise data as [ˈd̪äːt̪ä] "dah-tah."
Not that Latin should really have a say in how we speak English anyhow.
IMO The sentence you enter dahta into a daytabase is correct to me. Dahta is like unworked mana (pronounced mahna) whereas manah is what you have done or are doing with it and Tomaytos are fresh, tomahtos are what you have done with them.
People who say potahto should be flogged in the village square however... damn heathens.
I'm a day-ta scientist who grabs raw day-ta from a tay-ta warehouse (using an interface that makes it look like a day-ta base) and manipulates it inside day-ta frames in order to do day-ta analysis. I also design day-ta analytics schemas.
Sometimes, though rarely, that day-ta warehouse holds rah dah-ta, though, and I can't tell you how it got there or why.
I had a HS science teachers in the early 90s who was very insistent that, "day-ta is a name, dah-ta is information." And between Star Trek and The Goonies, that made sense to me.
IMO The sentence you enter dahta into a daytabase is correct to me. Dahta is like unworked mana (pronounced mahna) whereas manah is what you have done or are doing with it and Tomaytos are fresh, tomahtos are what you have done with them.
People who say potahto should be flogged in the village square however... damn heathens.
Depends on the context. I have day-ta, you have dah-ta. They use dah-ta, and their conclusions are supported by the day-ta. That day-tabase holds lots of day-ta, and that dah-ta sent across the network.
I pronounce it both ways. This sometimes strikes people as odd, but I will use both American and British spellings, units of measurement, and pronunciations depending on what I vibe with at the time.
This is entirely different when I'm speaking in Spanish though, as I'll always use Mexican Spanish pronunciations.
Non-native English speaker (Brazilian, whose native language is Brazilian Portuguese): sometimes my pronounce of "Data" sounds like the Portuguese word "Data" ("date" as in date of calendar, IPA: /ˈda.tɐ/), but sometimes the "T" sounds like "R", a specific kind of "R" (I have no English examples on mind, but it's a similar R sound as in "Arauto" ("herald") IPA: /aˈɾaw.to/ or Spanish "Toro" ("bull") IPA: /ˈtoɾo/ )), resulting in something like "Dah-rah"