To find the standard error, divide the standard deviation by the square root of the sample size
standard deviation = 7.5
sample size = 25......sqrt 25 = 5
standard error = 7.5 / 5 = 1.5 <==
The answer is A I believe.
Answer:
me too jaja
Step-by-step explanation:
Answer:
(0,4)
Step-by-step explanation:
y intercept is where the line crosses the y axis
(20:4)x3=15 (Ellas grade)
(20:5)x4=16 (Minhs grade)