itemtotal correlation什么意思Those items with an itemtotal correlation of more than 0.30 and a reasonably high variance in response (standard deviation of more than 0.40) were retained 为具体语境

itemtotal correlation什么意思Those items with an itemtotal correlation of more than 0.30 and a reasonably high variance in response (standard deviation of more than 0.40) were retained 为具体语境
itemtotal correlation什么意思
Those items with an itemtotal correlation of more than 0.30 and a reasonably high variance in response (standard deviation of more than 0.40) were retained 为具体语境

itemtotal correlation什么意思Those items with an itemtotal correlation of more than 0.30 and a reasonably high variance in response (standard deviation of more than 0.40) were retained 为具体语境
这些 总相关系数大于0.3并且有相对高的方差（标准差大于0.4）作为回应的项,被保留下来.