作者AngeloLu (Angelo)
看板Grad-ProbAsk
标题[问题] 97高科大一题
时间Fri Apr 10 19:38:25 2009
A verternarian wishes to estimate the mean blood sugar lever of dogs injected with a
Specified dosage of adrenaline .A sample of 55 dog is injected ,and their blood
Sugar measurements are recorded in units of milligrams per 100 milliliter of. The
Mean and standard deviation of these measurement are found to be 126.9 and 10.5 ,
a. Give a point estimate of the population mean ? and a 95.4% error margin?
不知道怎麽下笔 and a 95.4% error margin?是要求甚摸??
麻烦一下~
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