英语翻译完整的句子是any sample of 30 to 50 would yield a result that w

英语翻译
完整的句子是any sample of 30 to 50 would yield a result that was statistically significant from zero only 25 to 5o percent of the time.For a statistical power of 90 percent,to reject statistically the zero relationship 90 percent of the time when the true one is 35 percent,sample sizes of 200 or more are needed.请问如何翻译
文章讲的是少量样本定理的错误