Answer:
the z-score is within 3
Step-by-step explanation:
first you got to take the standard deviation and add it to the mean since 375 is greater than 250. so the equastion would be
250+50=300+50=350+50=40
so the z-score for the value of 375 is within 3
Answer:
I believe it would be A: Undefined
Slope-Intercept Form - Y = Mx + b
Y = 1/4x + 1
Answer:
Step-by-step explanation:
Left hand side is a positive number. Right hand side is positive. The equation should have real roots. (worst case, the root would be complex, but let's not open that can of worm)
Let's start noticing that and then take the square root of both sides, remembering that we need to take a plus or minus sign ( both a and -a squared give the same result!)