Answer:
1: x > -5
2: n > 4
3: x > -2
Step-by-step explanation:
Given:
p = 20% = 0.2, sample proportion
n = 5000, sample size.
Confidence level = 95%
The confidence interval is
(p - 1.96k, p + 1.96k)
where

Therefore the 95% confidence interval is
(0.1943, 0.2057) = (19.4%, 20.6%)
Answer: The 95% confidence interval is (19.4%, 20.6%)
Adding a negative is same as subtraction
-5+78-32
73-32
41
Answer:
It is four/4 I believe D.4
Step-by-step explanation: