They have no solution. It's a null set.
Answer:
20m
Step-by-step explanation:
5+3+1+7+4=20
Answer:
option B is correct
Step-by-step explanation:
since here we want to see if there is a relationship between two variables (taking different drug and headache levels_)
option B is correct
B. test of independence
Answer: 40 questions
Step-by-step explanation:
set it up as an equation
38/x = 95/100
cross multiply
95x=3800
solve for x
x=40
Answer:
this what I got after my calculations