Saturday, February 10, 2024
问题:卡平方测验的连续性矫正的前提条件是自由度等于()。...
Monday, January 15, 2024
问题:以一种树种为例,概述提高其产量和品质的方法与技术?(苹果)...
Thursday, February 15, 2024
Thursday, September 15, 2022
问题:试验误差分为系统误差和随机误差,一般所指的()为随机误差。...
Saturday, February 10, 2024
问题:资源的保存包括种植保存、种子保存和()等,后者是在液氮下保存。...
Thursday, September 15, 2022
Saturday, December 10, 2022
问题:对原始数据进行反正弦转换的目的是为了满足方差分析的数学模型,可进行弧度转换或角度转换。...
Thursday, September 14, 2023
问题:测定某总体的平均数是否显著大于某一定值时,用()。A、两尾测验B、左尾测验C、右尾测验D、无法确定...
Saturday, December 10, 2022
Friday, April 12, 2024
Monday, September 12, 2022
Thursday, February 15, 2024
Thursday, June 15, 2023
Monday, January 15, 2024
Friday, November 25, 2022
问题:根分泌物组分的定性和定量通常采用()技术来实现。...
Saturday, April 8, 2023
Thursday, February 15, 2024
Monday, September 11, 2023
问题:植物外植体材料接种到培养基中,分化细胞失去特有的结构和功能变为具有未分化细胞特性的过程称为()A、DNA复制B、再分化C、细胞分裂D、脱分化...
Monday, December 25, 2023
问题:试述统计假设测验的步骤。p-值与显著水平α比较,作出接受或否定H0假设的结论。...
Wednesday, August 2, 2023