Heres how butterflies mate: a male passes to a female apacket of sperm called a
Chapter 0, Problem 22.27(choose chapter or problem)
Heres how butterflies mate: a male passes to a female apacket of sperm called a spermatophore. Females may mate several times. Willthey remate sooner if the first spermatophore they receive is small? Among 20 females who received a large spermatophore (greater than 25 milligrams), themean time to the next mating was 5.15 days, with standard deviation 0.18 day.For 21 females who received a small spermatophore (about 7 milligrams), themean was 4.33 days and the standard deviation was 0.31 day.7 Is the observeddifference in means statistically significant?
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