Answer:
C. 524.
Step-by-step explanation:
a=0.5(251+263)=257;
b=0.5*(263+271)=267;
a+b=257+267=524.
Answer:
a= 3
b.= 3
Step-by-step explanation:
F(x) = ab×
using the 2 given points to find a and b
(0,3)
3=ab⁰
a = 3
(2,27)
27 = 3b² = 9= b²
b = 3
f(x) = 3(3×)
please mark me as brainliest
A null hypothesis is a statement where there is no association between the two groups you're talking about.
Answer: 7/5
rise/run
= (7-0)/(8-3) = 7/5
T=5 hoped this helps I try