Iknow this is not for but this is something to have fun with. (brainteaser) there are two brothers. one of them you can see the other one you can't, one of them you can hear the other on you can't. what are they?

Hey am have account in but wished to create an account here you guys will me with my make new friends of uk !

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.

Aculinary club earns $1360 from a dinner service. they sold 45 adult meals and 80 student meals. an adult meal costs twice as much as a student meal. what is the cost of an adult meal?