Answer:
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Suppose we have a simple random sample of 400 households drawn from a city with 40,000 households . A 95% confidence interval estimate for the population mean number of children per household is [1.1,2.3]. Given this, what is the lower confidence limit for the total number of children in the city
Answer: A. 4.
Explanation: solving graphically
Answer:
4/8 - 2/8 = 2/8 = 1/4
Step-by-step explanation:
X² - 5x - 14 = (x - 7)(x + 2)
Answer:
(4x+9)-(16x+9) = 4x+9-16x-9
= -12x
