Answer: Option 'c' is correct.
Step-by-step explanation:
Since we have given that
n = 1200
x = 32% of 1200
So,
We need to find 95% confidence interval.
so, z = 1.96
So, margin of error would be
So, Interval would be
Hence, Option 'c' is correct.
The sum of three numbers is 110. The third number is 3 times the first. The second number is 5 more than the first. What are the
1 answer:
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Another solved word problem on trigonometry can be found here: brainly.com/question/12146092