(2) 治疗“新冠肺炎”药品的研发成了当务之急,某药企计划对甲地区的
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项目或乙地区的
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项目投入研发资金.经过评估,对于
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项目,每投资十万元,一年后利润是1.38万元,1.17万元,1.16万元的概率分别为
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,
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,
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;对于
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项目,产品价格在一年内需进行2次独立的调整,每次价格调整中,产品价格下调的概率都是
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,且产品价格的下调次数为0,1,2时,每投资十万元,一年后相应利润是1.4万元,1.25万元,0.6万元.对
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项目投资十万元,一年后利润的随机变量记为
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,对
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项目投资十万元,一年后利润的随机变量记为
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.
(ⅰ)求
,
的分布列和数学期望
,
;
(ⅱ)如果你是该企业投资决策者,将做出怎样的决策?请写出决策理由.