NCAA Tournament Odds, Betting Trends: Miami vs. Auburn, Notre Dame vs. Texas Tech Among Sunday’s Most Popular Public Picks

And they say Sunday's supposed to be a day of relaxation. Don't tell that to college basketball bettors, who are already lighting up the board ahead of an all-day slate in the NCAA Tournament.

It's early in the betting cycle, but we've already tracked a handful of games with 30,000 and counting wagers. Favorites, underdogs and totals are all fair game.

Here are the most popular NCAA Tournament bets Sunday as we close the curtain on the first weekend.

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Saturday's NCAAB Odds & Betting Trends

*Odds and public betting trends data as of Saturday afternoon

5 Most Popular College Basketball Bets 

Wisconsin (-4.5) vs. Iowa State

6:10 p.m. ET

Wisconsin struggled to put the lid on Colgate in the first round, but bettors don't mind laying the chalk again Sunday.

The Badgers' 61% ticket count vs. Iowa State marks the third highest on the board.

Notre Dame (+7.5) vs. Texas Tech

7:10 p.m. ET

Another 'dog the public's backing is Notre Dame, which is generating even more support than Auburn.

The Fighting Irish have 65% of the 31,000-plus tickets on them at the time of writing, the most of any spread on Sunday's card.

Miami (+7) vs. Auburn; Over 144.5

7:45 p.m. ET

Bettors think Miami can hang with Auburn — preferably in an up-and-down track meet.

The Hurricanes are pulling in the second-most tickets of any NCAA Tournament spread (64%), while the over's attracting the most of any total (86%).

TCU (+10) vs. Arizona

8:40 p.m. ET

Arizona is a legitimate contender, but is TCU catching a few too many points in the second round?

We've logged 57% of the tickets on the Horned Frogs, who are a blistering-hot 12-4-1 against the spread the last 17 as underdogs.