Answer:
Mathematically speaking, it is 9 - 9
Answer:
-6.3 degrees
Step-by-step explanation:
First I formed the equation 10.4-16.7=x, which the answer came to be -6.3 degrees.
Answer: 
Step-by-step explanation:
Given : Significance level : 
Critical value : 
Sample size : n=1305
The proportion of tenth graders read above the eighth grade level. =
The confidence interval for population proportion is given by :-

Hence, the 99% confidence interval for the population proportion of tenth graders reading at or below the eighth grade level is (0.771,0.829) .
Your answer is right !!!! X is -3 !!!