問答題
【計(jì)算題】抽樣調(diào)查某地區(qū)50戶居民的月消費(fèi)品支出額數(shù)據(jù)資料如下(單位:元):886,928,999,946,950,864,1050,927,949,852,1027,928,978,816,1000,918,1040,854,1100,900,866,905,954,890,1006,926,900,999,886,1120,893,900,800,938,864,919,863,981,916,818,946,926,895,967,921,978,821,924,651,850。要求:(1)試根據(jù)上述資料編制次(頻)數(shù)分布和頻率分布數(shù)列。(2)編制向上和向下累計(jì)頻數(shù)、頻率數(shù)列。
答案:

