卧虎藏龙
发表于 2025-4-1 03:41:17
Standard error,om number table and compute the means of each of these samples of ten numbers. Turn back to p. 62 and refresh your memory. Like us you no doubt obtained a range of means round the ‘true’ mean of 4.5 and you became aware that despite random sampling procedures some chance or random error was involved
相容
发表于 2025-4-1 08:15:40
http://reply.papertrans.cn/32/3189/318899/318899_62.png
MAOIS
发表于 2025-4-1 10:35:17
http://reply.papertrans.cn/32/3189/318899/318899_63.png