Examine the formula for the chi-square statistic X^2. a. If two samples are identical, what is the value of X^2? Justify your answer.
b. Why is it necessary to square the difference O - E? Justify your answer by giving an example of what happens if you do not.

Given that abcd is a rhombus, what is the value of x?

The equation |pl = 2 represents the total number of points that can be earned or lost during one turn of a game. which best describes how many points can be earned or lost during one turn? o o -2 2 oor 2 -2 or 2 o

Scarlett stopped at a campground along the appalachian trail. the campground had a 12 acre area for tents, divided into 6 equal campsites. scarlett picked one of the sections to pitch her tent. which expression would give you the size of scarlett’s campsite? (more than one answer