Answer Happy

What is a 99% confidence interval of the population mean of the sale of Aiskrim Gulapong by the seller? A. [-RM302.92, RM3,302.92] B. [-RM1,323.30, RM4,323.30] C. [RM4,707.20, RM6,252.80] D. [RM5,306.50, RM6,293.50]
22. Jawab Soalan 22-25 berdasarkan maklumat yang diberikan dibawah: Answer Question 22-25 based on the information given below: Hasil jualan harian Aiskrim Gulapong di sebuah gerai makan di Kota Belud diketahui bertaburan normal dengan sisihan piawai RM1,500. Hasil pada setiap 25 hari terakhir dicatatkan dan purata dikira berjumlah RM5,480. The daily revenue from the sale of Aiskrim Gulapong at a food stall in Kota Belud is known to be normally distributed with a standard deviation of RM1,500. The revenue on each of the last 25 days is noted, and the average is computed as RM5,480. Apakah margin ralat untuk selang keyakinan 95% bagi min populasi jualan Aiskrim Gulapong oleh penjual tersebut? A. 1.645(1500/5) B. 1.645(5480/5) C. 1.96(1500/5) D. 1.96(5480/5) What is the margin of error for a 95% confidence interval for the population mean of the sale of Aiskrim Gulapong by the seller? A. 1.645(1500/5) B. 1.645(5480/5) C. 1.96(1500/5) D. 1.96(5480/5)