Mathematics, 12.04.2021 16:40 evaeh
Twenty-four pairs of adult brothers and sisters were sampled at random from a population. The difference in heights, recorded in inches (brother’s height minus sister’s height), was calculated for each pair. The 95% confidence interval for the mean difference in heights for all brother-and-sister pairs in this population was (–0.76, 4.34). What was the sample mean difference from these 24 pairs of siblings?
–0.76 inches
0 inches
1.79 inches
4.34 inches
Answers: 1
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