Cards numbered 1-50 are placed in a hat. If a card is selected at random, what is the probability that the card has a 3 in the tens place. a 0.1
b 0.01
c 0.5
d 0.2

Amayoral candidate would like to know her residents’ views on a tax on sugar drinks before the mayoral debates. she asks one thousand registered voters from both parties. these voters are an example of a census population convenience sample simple random sample