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Statistics 16 Online
therealtris:

Carmela randomly selected 65 stamps from a stamp collection. Eleven of these were commemorative stamps. What is the interval estimate for the proportion of commemorative stamps in the entire collection if the sampling method had a margin of error of ±0.025 ?

slurvburg:

(0.415, 0.465) (0.145, 0.195) (0.085, 0.135) (0.035, 0.085)

ihy:

@slurvburg wrote:
(0.415, 0.465) (0.145, 0.195) (0.085, 0.135) (0.035, 0.085)
How do you know this?

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