单项选择题
在区间[-5,5]上取21个节点,用三次样条插值、分段三次插值法分别计算函数在x=0.01处的插值结果为()。
A.2.0112,2.0092
B.0.8112,0.4092
C.1.0112,1.0092
D.0.0112,0.0092
点击查看答案
相关考题
-
单项选择题
用蒙特卡罗方法计算二重积分()
A.0.45左右
B.0.35左右
C.0.25左右
D.0.15左右 -
单项选择题
设总体X存在均值和非零的方差,现有8个样本:1,1.5,2,3,4.5,6,3.4,5.7,则其均值的矩估计量为()。
A.1.3875
B.2.3875
C.3.3875
D.4.3875 -
单项选择题
设总体X服从正态分布,现有7个样本:-16.0329,-70.2857,8.5146,15.6578,-47.4447,55.4003,55.3232,给出数学期望和标准差的点估计区间估计为()。
A.1.1618,48.1239;[-44.3454,44.6690],[31.0107,105.9720]
B.0.1618,48.1239;[-44.3454,44.6690],[31.0107,105.9720]
C.0.1618,48.1239;[-23.3454,23.6690],[31.0107,105.9720]
D.0.1618,67.1239;[-44.3454,44.6690],[28.0107,125.9720]
