统计学计算题 设某校某专业的学生分为甲乙两个班,各班学生的数学成绩如下:甲班:60,79,48,76,67,58,65,78,64,75,76,78,84,48,25,90,98,70,77,78,68,74,95,85,68,80,92,88,73,65,72,74,99,69,72,74,85,67,33,94,57,60,61,78,83,66
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![统计学计算题 设某校某专业的学生分为甲乙两个班,各班学生的数学成绩如下:甲班:60,79,48,76,67,58,65,78,64,75,76,78,84,48,25,90,98,70,77,78,68,74,95,85,68,80,92,88,73,65,72,74,99,69,72,74,85,67,33,94,57,60,61,78,83,66](/uploads/image/z/5533028-44-8.jpg?t=%E7%BB%9F%E8%AE%A1%E5%AD%A6%E8%AE%A1%E7%AE%97%E9%A2%98+%E8%AE%BE%E6%9F%90%E6%A0%A1%E6%9F%90%E4%B8%93%E4%B8%9A%E7%9A%84%E5%AD%A6%E7%94%9F%E5%88%86%E4%B8%BA%E7%94%B2%E4%B9%99%E4%B8%A4%E4%B8%AA%E7%8F%AD%2C%E5%90%84%E7%8F%AD%E5%AD%A6%E7%94%9F%E7%9A%84%E6%95%B0%E5%AD%A6%E6%88%90%E7%BB%A9%E5%A6%82%E4%B8%8B%EF%BC%9A%E7%94%B2%E7%8F%AD%EF%BC%9A60%2C79%2C48%2C76%2C67%2C58%2C65%2C78%2C64%2C75%2C76%2C78%2C84%2C48%2C25%2C90%2C98%2C70%2C77%2C78%2C68%2C74%2C95%2C85%2C68%2C80%2C92%2C88%2C73%2C65%2C72%2C74%2C99%2C69%2C72%2C74%2C85%2C67%2C33%2C94%2C57%2C60%2C61%2C78%2C83%2C66)
统计学计算题 设某校某专业的学生分为甲乙两个班,各班学生的数学成绩如下:甲班:60,79,48,76,67,58,65,78,64,75,76,78,84,48,25,90,98,70,77,78,68,74,95,85,68,80,92,88,73,65,72,74,99,69,72,74,85,67,33,94,57,60,61,78,83,66
统计学计算题
设某校某专业的学生分为甲乙两个班,各班学生的数学成绩如下:
甲班:60,79,48,76,67,58,65,78,64,75,76,78,84,48,25,90,98,70,77,78,68,74,95,85,68,80,92,88,73,65,72,74,99,69,72,74,85,67,33,94,57,60,61,78,83,66,77,82,94,55,76,75,80,61
乙班:91,74,62,72,90,94,76,83,92,85,94,83,77,82,84,60,60,51,60,78,78,80,70,93,84,81,81,82,85,78,80,72,64,41,75,78,61,42,53,92,75,81,81,62,88,79,98,95,60,71,99,53,54,90,60,63
要求:分别计算描述2个班成绩分布特征的各种统计指标,并进行比较分析.
统计学计算题 设某校某专业的学生分为甲乙两个班,各班学生的数学成绩如下:甲班:60,79,48,76,67,58,65,78,64,75,76,78,84,48,25,90,98,70,77,78,68,74,95,85,68,80,92,88,73,65,72,74,99,69,72,74,85,67,33,94,57,60,61,78,83,66
统计指标包括中位数、平均数、95%置信区间,标准差、标准误,正态分布.两组数据比较采用独立样本T检验,可以先将两组数据输入SPSS中,点击独立样本T检验,选均数和标准差,最后结果观察P值,