In a Blind Study, the main researcher does not know who is getting the treatment. A) True
B) False
C) Both
D) Unable to determine with the data given

What is the slope of a line that is perpendicular to y = 3x + 1

With #! i’ve tried to figure it out but i can’t.

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1