76. Interested in gardening, my mother used to c e many kinds of flowers and vegetables in our backy
77. My grandfather refused to receive any further treatment at the last stage of his lung cancer; he
三、假設 X1 , X 2 ,..., X10 ~ N(µ,10) ， Y1 , Y2 ,..., Y5 ~ N(µ,15) 為兩組獨立常態分配隨機樣本，欲透過 T = a+ b來估計母體平均數µ，則
四、欲檢定H0：µ＝250 對H1：µ＜250，已知母體為常態分配且標準差為σ＝10，在顯著水準α＝0.05 下，抽取 25 個樣本做檢定，假設真實母體平均數µ＝245，則此時檢定力（power）為多
78. According to the police, several people were seriously i ed in the accident and then were rushed
B. Guided Translation: (10%) （每一格均不限填一字）81. 我們試著安慰他都沒有用；他把比賽看得太認真了。We tried __________ (1%) to comfo