In general, 78 percent of people say they always give a server a tip, even if the service is poor. But among those who prefer their gravy thin and soupy rather than thick and gloopy, 94 percent always give a server a tip, even if the service is poor.

Based on a survey of 90 people who prefer their gravy thin and soupy rather than thick and gloopy and 368 people total.

In general, 46 percent of people have had pink eye. But among those who have eaten in a diner at 4 a.m., 59 percent have had pink eye.

Based on a survey of 171 people who have eaten in a diner at 4 a.m. and 365 people total.

In general, 25 percent of people prefer the term "lightning bug" over "firefly." But among those whose high schools had a large marching band program, 41 percent prefer the term "lightning bug" over "firefly."

Based on a survey of 125 people whose high schools had a large marching band program and 348 people total.

In general, 44 percent of people don't show their teeth when they smile for photos. But among those who like to ascend stairs two at a time, 58 percent don't show their teeth when they smile for photos.

Based on a survey of 128 people who like to ascend stairs two at a time and 378 people total.

In general, 31 percent of people prefer sprinkles on their ice cream cones. But among those who would rather do a series of several more modest mini vacations than save up for an extravagant vacation, only 20 percent prefer sprinkles on their ice cream cones.

Based on a survey of 170 people who would rather do a series of several more modest mini vacations than save up for an extravagant vacation and 364 people total.

In general, 24 percent of people would rather be close to the screen at a movie theater. But among those who have ridden a pogo stick, 37 percent would rather be close to the screen at a movie theater.

Based on a survey of 161 people who have ridden a pogo stick and 411 people total.

In general, 59 percent of people have square-danced. But among those who have read at least one of William Faulkner's works, 77 percent have square-danced.

Based on a survey of 137 people who have read at least one of William Faulkner's works and 408 people total.

In general, 69 percent of people say they have bad handwriting. But among those who use the phrase "a couple" to mean "a few," rather than exactly two of something, 81 percent say they have bad handwriting.

Based on a survey of 157 people who use the phrase "a couple" to mean "a few," rather than exactly two of something, and 398 people total.

In general, 39 percent of people have a higher opinion of Apple's iOS than Android. But among those who are fans of Jim Carrey, 57 percent have a higher opinion of Apple's iOS.

Based on a survey of 130 people who are fans of Jim Carrey and 353 people total.

In general, 58 percent of people prefer reptiles to amphibians. But among those with brown eyes, 73 percent prefer reptiles to amphibians.

Based on a survey of 127 people with brown eyes and 371 people total.

In general, 36 percent of people oppose the "cry it out" approach to child sleep issues. But among those whose parents or grandparents are immigrants, 54 percent oppose the "cry it out" approach to child sleep issues.

Based on a survey of 107 people whose parents or grandparents are immigrants and 383 people total.

In general, 17 percent of people have bumper stickers on their vehicle. But among those who use Craigslist, 31 percent have bumper stickers on their vehicle.

Based on a survey of 169 people who use Craigslist and 405 people total.

In general, 24 percent of people have tried to raise Sea-Monkeys. But among those who say they're more likely to become vegetarian for ethical reasons than health reasons, 43 percent have tried to raise Sea-Monkeys.

Based on a survey of 122 people who say they're more likely to become vegetarian for ethical reasons than health reasons and 395 people total.

In general, 33 percent of people have flown first class. But among those who have a lot of Jewish friends, 54 percent have flown first class.

Based on a survey of 124 people who have a lot of Jewish friends and 387 people total.

In general, 71 percent of people like string cheese. But among people who, when squeezing past someone who's seated, point their crotch (rather than their butt) toward them, 86 percent like string cheese.

Based on a survey of 96 people who, when squeezing past someone who's seated, point their crotch toward them and 376 people total.

In general, 30 percent of people have solved a Rubik's Cube. But among those who think women have it easier than men, 57 percent have solved a Rubik's Cube.

Based on a survey of 80 people who think women have it easier than men and 341 people total.

In general, 39 percent of people say they have been cheated on. But among those who are better at punctuality than punctuation, 58 percent have been cheated on.

Based on a survey of 90 people who are better at punctuality than punctuation and 349 people total.

In general, 38 percent of people think the mainstream media have a liberal bias. But among those who prefer a vertical tire swing to a horizontal tire swing, only 23 percent think the mainstream media have a liberal bias.

Based on a survey of 152 people who prefer a vertical tire swing and 384 people total.

In general, 40 percent of people like soggy cereal. But among those who are Justin Timberlake fans, 58 percent like soggy cereal.

Based on a survey of 120 people who are Justin Timberlake fans and 383 people total.

In general, 61 percent of people think they'd make good criminals, if their conscience weren't a factor. But among those who have a long commute, only 38 percent think they'd make good criminals, if their conscience weren't a factor.

Based on a survey of 94 people who have a long commute and 390 people total.