Caidan fenlei shunxu A/B ceshi: Tianpin zai dingbu vs dibu

Bodelumu Yalikawake yi jia jijiexing haixian canting, meinian zhi kai si geyue, mei zhou jiezhang yue 2400 dan. Laoban xiang yao yige shuju da an: ruguo wo ba "tianpin" lei fang dao QR caidan zui shang mian, junjie hui zhen de shang qu ma?

Shiyan sheji: 8 zhou, 2 zu, 4872 dan

Zu A jiang tianpin zhiding zai dingbu, zu B baoliu chuantong shunxu fang zai dibu. Mei zhuo zai saoma shi tongguo queding xing hash (table_id % 2) zhipei, tong yi zhuo zhengwan kandao tongyang de caidan. Jieguo A zu 2487 dan, B zu 2385 dan.

Junjie: 412TL dui 387TL, chayi 25TL huo 6,5%. Welch t jianyan p=0,021, 95% xinxin dadao xianzhe.

Ertong zhuo: 3 bei xiaoying

Fuwuyuan biaoji de 612 ge "youer zhuo" zhong, chayi tiao zhi 478TL vs 401TL, da yue 77TL. Ertong dui jiage bu mingan, ba bingqilin fang zai shouxiao rang dianyao bian de jihu fanshe.

• Quanbu zhuo: +6,5%
• Ertong zhuo: +19,2%
• Qinglu zhuo: +2,1% (bu xianzhe)

Beiyesi vs pinli

Chuantong t jianyan shuo "you chayi", dan mei zhou kan yici hui daozhi peeking wenti he wu yang. Beiyesi beta-erxiang fenbu gengxin xianshi di 6 zhou A you yu B de gailu 94%, di 8 zhou 98,3%. Jueding mingque.

Jingyan: mei zu xiao yu 1000 dan yong Beiyesi, dayu yong t jianyan. Liang zhe yizhi ji ke shangxian.

FAQ

Ceshi duojiu? Meiri 50+ dan paobu 4 zhou jike, jijie canting xuyao 6-8 zhou.

QR caidan zenme A/B ceshi? Yong zhuo ID queding xing hash, baozheng tongyi zhuo kandao tongyang banben.

Hui shanghai pinpai ma? Bu hui, zhege zhi shi xinxi jiagou, bu zhanyong shijue shenfen.

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