Aresearcher wishes to determine whether there is a difference in the average age of elementary school, high school, and community college teachers. teachers are randomly selected from each group. their ages are recorded below. test the claim that at least one mean is different from the others. use alpha = 0.01.

i understand 100% 10/10 hit or miss?

step-by-step explanation:

$119.20

step-by-step explanation:

$372.50 - 60% off is $149. $149-20% off is $119.20

isaiah walks 3 miles due north, turns and then 5 miles due east. how far is he from his starting point?

a^2 + b^2 = c^2

let c = distance from starting point.

(3)^2 + (5)^2 = c^2

9 + 25 = c^2

34 = c^2

sqrt{34} = sqrt{c^2}

sqrt{34} = c