The coefficient of determination, along with the correlation coefficient, will us determine if it is worth it to continue a regression analysis of the sample we have at hand. true or false?

i can you answer this question sweetie!

step-by-step explanation:

step-by-step explanation:

i think its about 8

you are playing an adventure game on your computer. you come across a troll who won't let you pass and there is no other way to get to the other side of the river except over the bridge he is guarding.

the troll is a nerd. he takes great delight in watching people struggle with his problems. very few get them. he only gives you one chance and then he changes the puzzle. you have to solve this one.

before you are four blocks. they are numbered 11,6, -7,21.

he tells that the answer he wants is minus and between -1 and - 2. you can use +, -, ×, ÷   ( and ) as many times as you like or no times at all. you don't like the way he's looking at you, but you need to cross the bridge. what do you do?

the answer on ed. is:

c. "the graph of f(x) has exactly two x-intercepts."

hope i could someone! : )