In general, 21 percent of people refuse to tip a server if they receive poor service. But among those not born in the U.S., 58 percent refuse to tip if they receive poor service.

Based on a survey of 145 people not born in the U.S. and 525 people in general.

In general, 68 percent of people prefer PCs over Macs. But among those who think turducken sounds delicious, 78 percent prefer PCs.

Based on a survey of 275 people who think turducken sounds delicious and 486 people in general.

In general, 60 percent of people think New Yorkers are cooler than Los Angelenos. But among those who swear a lot, 76 percent think New Yorkers are cooler.

Based on a survey of 273 people who swear a lot and 585 people in general.

In general, 26 percent of people are credit union members. But among those who own jazz albums, 39 percent are credit union members.

Based on a survey of 285 people who own jazz albums and 614 people in general.

In general, 27 percent of people have been on a blind date. But among those who have served as a best man or maid of honor at a wedding, 43 percent have been on a blind date.

Based on a survey of 206 people who have served as a best man or maid of honor and 621 people in general.

In general, 51 percent of people pig out when they're upset. But among those who don't like to be alone when they're sick, 68 percent pig out when they're upset.

Based on a survey of 160 people who don't like to be alone when they're sick and 551 people in general.

In general, 46 percent of people are more scared of spiders than snakes. But among those who don't snore, 59 percent are more scared of spiders.

Based on a survey of 261 people who don't snore and 526 people in general.

In general, 58 percent of people would rather have loud farts than stinky farts. But among men, 65 percent would rather have loud farts than stinky farts, and among women, 52 percent would rather have loud farts than stinky farts.

Based on a survey of 299 people who would rather have loud farts than stinky farts and 516 people in general.

In general, 39 percent of people believe in subjective morality. But among those who have a library card, only 26 percent believe in subjective morality.

Based on a survey of 459 people who have a library card and 690 people in general.

In general, 26 percent of people have had a root canal. But among those who have made a career change, 39 percent have had a root canal.

Based on a survey of 314 people who have made a career change and 627 people in general.

In general, 43 percent of people are involved in volunteer work. But among those who chew gum frequently, 56 percent are involved in volunteer work.

Based on a survey of 138 people who chew gum frequently and 632 people in general.

In general, 62 percent of people prefer "The Simpsons" to "South Park." But among those who are interested in genealogy, 73 percent prefer "The Simpsons."

Based on a survey of 362 people who are interested in genealogy and 649 people in general.

In general, 63 percent of people understand HTML. But among those whose friends are mostly of the opposite sex, 77 percent understand HTML.

Based on a survey of 176 people whose friends are mostly of the opposite sex and 517 people in general.

In general, 40 percent of people are cat-lovers. But among people who say they aren't good with kids, 61 percent are cat-lovers.

Based on a survey of 166 people who aren't good with kids and 532 people in general.

In general, 18 percent of people describe themselves as social conservatives. But among those who prefer the Winter Olympics to the Summer Olympics, 31 percent say they're social conservatives.

Based on a survey of 263 people who prefer the Winter Olympics and 551 people in general.

In general, 31 percent of people have summer birthdays. But among sopranos/tenors, 43 percent have summer birthdays.

Based on a survey of 204 sopranos/tenors and 573 people in general.

In general, 45 percent of people prefer dodgeball over kickball. But among those who dislike yogurt, 62 percent prefer dodgeball.

Based on a survey of 96 people who don't like yogurt and 667 people in general.

In general, 23 percent of people prefer Pepsi over Coke. But among those who regularly clip coupons, 41 percent prefer Pepsi.

Based on a survey of 103 people who regularly clip coupons and 650 people in general.

In general, 28 percent of people are pessimists. But among those who find it harder to forgive than to ask for forgiveness, 42 percent are pessimists.

Based on a survey of 162 people who find it harder to forgive than ask for forgiveness and 619 people in general.

In general, 30 percent of people prefer checkers to chess. But among those who say they wouldn't recognize the Quadratic Formula if they saw it, 50 percent prefer checkers to chess.

Based on a survey of 113 people who wouldn't recognize the Quadratic Formula if they saw it and 630 people in general.