Assuming the same level of significance α,as the sample size increases,the value of tα/2 approaches the value of zα/2.
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Q4: If σ is unknown and there is
Q8: When solving for the sample size needed
Q9: When determining the sample size, n, if
Q10: The more variable that the population measurements
Q12: When determining the sample size (n)for a
Q13: When the margin of error is added
Q14: The quantity √[(N − n)/N] in the
Q15: When the population is normally distributed and
Q16: When the level of confidence and sample
Q19: The standard error of the sample mean
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