To find the margin of error, multiply the z-score by the standard deviation, then divide by the square root of the sample size.The z*-score for a 90% confidence level is 1.645.The margin of error is 0.20.The confidence interval is 48.3 to 48.7.48.8 is not within the confidence interval.
Answer:
x^2+12x+36=1+36
Step-by-step explanation:
you divide the 12 by 2 which is 6 and then square it (36)
Answer is 16 because 16/4 = 4 + -12 = -8
Answer:
(fog)(x) = x^2
Step-by-step explanation:
Here g(x) = x^2 + 14 becomes the input to f(x):
(fog)(x) = [x^2 + 14] - 14
(fog)(x) = x^2 (answer)
Answer:
a is, A to c, B E to f, c is g to h I think? 2 a is no, cause it doesn't add up to 90, b is no for the same reason and c is no.
Step-by-step explanation:
i hope I helped I'm iffy on A)c