Critical Value For Confidence Interval
To construct a 95% confidence interval for a population proportion, a sample proportion of p̂ = 0.35 was calculated from a random sample of size n = 40. What critical value should be used for the margin of error?
A
1.96
B
2.58
C
2.33
D
1.645
Question Leaderboard
Not enough data yet to show leaderboard.