Normal approximation to binomial is reasonable when
- A
p is exactly 0.5
- B
Always
- C
n is small
- Dcheck_circle
np ≥ 10 AND n(1−p) ≥ 10
Explanation
The "10 successes / 10 failures" rule.
AP Statistics· difficulty 4/5
Normal approximation to binomial is reasonable when
p is exactly 0.5
Always
n is small
np ≥ 10 AND n(1−p) ≥ 10
Explanation
The "10 successes / 10 failures" rule.
Want 10 more like this — adaptive to your weak spots?