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Can you solve this problem for me? Question 4 Soalan 4 (a) The following table shows the results of the final examination for paper Biology

Can you solve this problem for me?

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Question 4 Soalan 4 (a) The following table shows the results of the final examination for paper Biology and Physics for 10 students of DPM. Jadual berikut menunjukkan keputusan peperiksaan akhir bagi kertas Biologican Fizik untuk 10 orang pelajar DPM. Biology 26 80 88 66 78 66 72 66 55 51 Biologi Physics 27 78 91 61 74 63 80 72 55 55 / Fizik Using the Spearman Rank Correlation Coefficient, interpret the conclusions on the relationship between the result of Biology and Physics Dengan menggunakan Koefisien Korelasi Pangkat Spearman, berikan kesimpulan tentang hubungan di antara keputusan markah Biologic dand Fizik [12 marks] [12 markah] (b) From a random sample of 90 students who have passed a Economics course, the average score was 81.8. Assuming that the population standard deviation is 9.9, with a significance level of 0.05, does it seem to signify that the average score is more than 80 ? Daripada sampel rawak seramai 90 orang pelajar yang lulus kursus Ecpnomi, purata markah adalah 81.8. Andaikan sisihan piawai untuk populasi ini ialah 9.9 dengan darjah signifikan 0.05, adalah ianya selari dengan purata markah lebih dari 80 ? [13 marks] [13 markah]

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