consider the following information:Point estimate of the population mean12.5 t-statistic used in calculating the 90% confidence interval 1.67 Sample size64 Sample standard deviation5 The 90% confidence interval is closest to: A:11.46 to 13.45. B:11.98 to 13.02. C:12.36 to 12.63. 相关知识点: ...
aThe point estimate for the population mean paired difference is d 点估计为人口平均被配对的区别是d[translate]
consider the following information:Point estimate of the population mean12.5 t-statistic used in calculating the 90% confidence interval 1.67 Sample size64 Sample standard deviation5 The 90% confidence interval is closest to:A:11.46 to 13.45.B:11.98 to 13.02.C:12.36 to 12.63. 正确答案:A 分享到...
Point Estimate of Population Mean Interval Estimate of Population Mean with Known Variance Interval Estimate of Population Mean with Unknown Variance Sampling Size of Population Mean Point Estimate of Population Proportion Interval Estimate of Population Proportion Sampling Size of Population Proportion Hypothes...
SECTION 8.1 – WHAT ARE POINT AND INTERVAL ESTIMATES OF POPULATION PARAMETERS? Point EstimatesA is a single number that is our "best guess" for the parameter.The sample mean is a point estimate of thepopulation mean.The sample proportion is a point estimate of thepopulation proportion. Point ...
Point Estimate estimate a single number, or point. 因为:the mean of the sample mean equals the population mean (μx¯ = μ). 所以:In other words, on average, the sample mean equals the populationmean.(即mean of sample mean 有机会等于 population mean) For this reason, the sample mean...
point estimate 美 英 un.点估计 英汉 网络释义 un. 1. 点估计 例句
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When estimating population parameters, a point estimate is:? always equal to a population value.a range of possible values for a population parameter.the population mean.a statistic that estimates a population parameter. 相关知识点: 试题来源: 解析 a statistic that estimates a population parameter...
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