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研究所、轉學考(插大)◆機率與統計
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110年 - 110 國立中山大學碩士暨碩士專班招生考試_應數系碩士班/甲組:機率與統計#105484
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題組內容
2. Please explain the following terms.
a. [4%] What is a 95% confidence interval?
其他申論題
8.M公司年初有600,000股普通股流通在外，7月1日發放20%之股票股利，假 設當年度之淨利為$792,000，則該年度之每股盈餘為(8)。
#448313
9.N公司年度財務相關資料如下：年底每股股價$60、年底流通在外股數2,000,000股、年底市值對淨值比2.5、年底負債對資產比37.5%、年度銷貨 收入$20,000,000、年度淨利率20%。則其年底總負債應為(9)。
#448314
10.承上題，其本益比應為(10)。
#448315
1. [10%] The probability density function of a random variable Z is Find the cumulative distribution function of S = Z2.
#448316
b. [4%] What is p-value?
#448318
c. [4%] What is the "parameter" of a Student's t-distribution?
#448319
a. [4%] the null hypothesis and the alternative hypothesis,
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b. [4%] the test statistic (no need to simplify your answer),
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c. [4%] the sampling distribution of the test statistic under the the null hypothesis. 18 32
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4. [10%] An online poll states that 50% people dislike a certain policy. For the next poll on the same topic, let be the point estimate of the true proportion ±2.5%? (Note:is the cumulative distribution function of a standard normal random variable Z. And 1.962 = 3.8416, 1.642 =2.6896, 1.282 =1.6384.)
#448323
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