Number 1 is:
C and E
Number 2 is:
400
I believe it would be y=-1/3x-2
The missing length:
sqrt (24^2 + 10^2) m
Answer:
26 m
Answer:
The value is 
Step-by-step explanation:
From the question we are told that
The sample size is n = 20
The sample mean is 
The standard deviation is 
Generally the standard error of the mean is mathematically represented as

=> 
=> 
9.81 or 98.1 pretty sure it's the first one