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第二节参考范文Th[文]e girl's mother told Kelly that they were moving to another city. After that they could no longer run thefairy garden. She had reached an agreement[章] with the community[来] that planned to turn it into a park for local resi-dent[自]s to relax in, But her daughter did not want to leave the garden, and she had cried several times. She waseven more unwilling[知] to leave her dear fairy. Her mother wanted Kelly to meet her daughter personall[嘛]y. but shewasnt sure how to make her daughter happy.The[答] girI's mother preferred[案] Kelly to act as a fairy to say goodbye to her daughter.[网] Kelly accepted thegirls mother's request. Then they agreed on a time and a place to meet. On the day of the meeting, Kellyappe[文]ared in front of the girl dressed like a fairy. The little girl was surprised[章] and delighted[来] to see her. theyjoine[自]d hands and started dancing. She chatted excitedly[知] with Kelly for a long time, Kelly gave her many giftsthat[嘛] she liked. The girl made Kelly promise that Kelly would visit her often.
17.【命题意图】[答]考查独立性检验。考[案]查数学运算，逻辑推[网]理等数学核心素养.[文]【解析】(1)由图[章]中表格可得2×2列[来]联表如下：不喜欢骑[自]行共享单车喜欢骑行[知]共享单车合计男20[嘛]90110女306[答]090合计5015[案]02005分(2)[网]将2×2列联表中的[文]数据代入公式计算得[章]n (ad-bc)22[来]00(90×30-[自]60×20)2K-[知](a+b)(cFd[嘛])(a+e)(b+[答]d)≈6.06&g[案]t;5.024，…[网]……50×150×[文]110×908分所[章]以有97.5%的把[来]握认为是否“喜欢骑[自]行共享单车”与性别[知]有关.………10分[嘛]
