Asample is selected from a population with u=50. after a treatment is administered, we find x bar=55 and s squared=64. conduct a hypothesis test to evaluate the significance of the treatment effect if n=4. use a two tailed test with a=.05

Which graph represents 2x-5y< 15

In the film, zeke the zombie slayer versus the zombies from space, zeke slayed 140 zombies. in the sequel, zeke the zombie slayer versus the zombies from space, part 2, he slayed 5% more zombies. how many zombies were slain by zeke in the sequel?

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class