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【判断题】
简单随机抽样中只要相关系数 ,比率估计就比简单估计更为精确。A.
正确
B.
错误
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【简答题】What is your favorite color ? Do you like yellow orange, or red? If you do, you must be an active person who enjoys life. Do you like blue? Then you are probably quiet, shy, and would rather follow th...
【简答题】What is your favorite color? Do you kike yellow, orange, or red? If you do, you must be an active person who enjoys life. Do you like blue? Then you are probably quiet, shy , would rather follow than ...
【简答题】const [first, rest, ...last] = [1, 2, 3, 4, 5]; console.log(first) console.log(rest) console.log(last)
【简答题】What is your favorite color? Do you like yellow, orange, or red? If you do, you must be an active person who enjoys life. Do you like blue? Then you are probably quiet, shy, and would rather follow th...
【简答题】What is your favorite color? Do you like yellow, orange, or red? If you do, you must be an active person who enjoys life. Do you like blue? Then you are probably quiet, shy, and would rather follow th...
【简答题】给出下列JS代码段的执行结果: f1(); console.log(c); console.log(b); console.log(a); function f1(){ var a=b=c=9; console.log(c); console.log(b); console.log(a); }
【简答题】{
console.log('is',Object.is('a','a'));
console.log('is',Object.is([],[]));
}
【简答题】写出以下程序的执行结果为( ) function test() { console.log(a); var a = 1; console.log(a); console.log(hello) } tset();
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