2. Given the following descriptive statistics,
N=18
X bar = 11.5
S sub x = 2
a. find the...
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Statistics
2. Given the following descriptive statistics,
N=18
X bar = 11.5
S sub x = 2
a. find the 95% confidence interval of the population meanu.
b. Suppose you know the population standard deviation = 2. Whatis the minimum sample size that makes the confidence intervallength less than 1?
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4.4 Ratings (591 Votes)
Givena 95 confidence interval for population meanmuThe formula to find the confidence interval isTo find t critical value degrees of freedom N 1
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