An economist wants to estimate the mean per capita income (in thousands of dollars) for a major city in Texas. Suppose that the
mean income is found to be $23.7 for a random sample of 4825 people. Assume the population standard deviation is known to be $11.2. Construct the 90% confidence interval for the mean per capita income in thousands of dollars. Round your answers to one decimal place.
1 answer:
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Answer:
1/6 ,1/6, 1/24, no events A and B are not independent events.
Step-by-step explanation:
V=(4/3)pir^3
r=9
V=(4/3)pi9^3
V=12pi243
V=972pi
aprox pi=3.14
3052.08 mi^3
Answer: N+5 ÷ 4 = 17
(Hope this helps!)
Answer:
a) 50
b) 6.71
c) 0.0681
Step-by-step explanation:
check the attached file below
