APFIVE Sample Size for a Small Proportion
A researcher is studying a rare genetic trait that occurs in approximately 2% of a population. What challenge does this low proportion present when determining an appropriate sample size for the sampling distribution of a sample proportion?
A
The Central Limit Theorem cannot be applied
B
The standard deviation becomes unpredictable
C
The sampling distribution will always be skewed
D
A much larger sample is needed than for common traits
Question Leaderboard
Not enough data yet to show leaderboard.