5 mm 10 mm 5 mm Operator Edge Far Edge 90 mm 3) When checking the efficiency of the solar cells, the student calculated the efficiency on day 1 as "about 21%". a. Was the student correct? & Was only calculating for the first day good enough? Consider both the mean & variability & include a chart or charts to highlight your answer. (3 marks) 4) Does the position (distance from operator) matter? Justify your answer with a chart or charts and discuss the statistics (3 marks). 1 2 3 4. 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 . B Amount of iodine (Atom %) Solar Cell Efficiency (%) 50.07 21.16 46.71 20.84 46.98 21.76 53.85 21.58 54.29 21.24 50.74 21.44 50.10 20.01 49.94 20.60 54.35 20.19 51.03 21.69 52.25 21.08 53.95 20.10 55.19 18.81 48.21 21.79 55.30 19.70 53.14 22.80 45.38 20.66 48.12 21.92 48.67 21.52 51.60 21.44 53.12 21.10 58.41 14.59 58.91 13.09 65.36 5.87 53.00 21.21 50.34 21.73 48.52 21.88 49.17 20.21 61.19 11.81 62.92 8.08 67.39 1.45 68.53 0.16 55.60 20.09 47.88 21.65 55.50 15.05 60.82 12.18 62.05 9.95 63.58 9.42 68.57 0.34 62.66 9.34 49.12 20.62 47.94 20.68 51.95 20.05 56.24 17.76 54.43 21.34 65.18 5.70 63.36 8.64 64.27 8.73 47.76 21.22 51.13 21.72 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 48.75 47.35 51.02 60.60 60.73 61.56 45.91 54.74 48.38 52.49 49.43 51.55 50.15 56.55 47.43 47.29 54.37 53.26 45.38 45.87 45.70 46.46 22.00 21.16 21.55 11.40 11.27 10.44 21.97 20.25 21.34 21.96 21.83 22.86 20.46 17.05 21.41 21.46 20.39 20.67 21.23 20.51 21.62 21.39 63 64 65 66 67 68 69 70 71 72 73 74 75 5 mm 10 mm 5 mm Operator Edge Far Edge 90 mm 3) When checking the efficiency of the solar cells, the student calculated the efficiency on day 1 as "about 21%". a. Was the student correct? & Was only calculating for the first day good enough? Consider both the mean & variability & include a chart or charts to highlight your answer. (3 marks) 4) Does the position (distance from operator) matter? Justify your answer with a chart or charts and discuss the statistics (3 marks). 1 2 3 4. 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 . B Amount of iodine (Atom %) Solar Cell Efficiency (%) 50.07 21.16 46.71 20.84 46.98 21.76 53.85 21.58 54.29 21.24 50.74 21.44 50.10 20.01 49.94 20.60 54.35 20.19 51.03 21.69 52.25 21.08 53.95 20.10 55.19 18.81 48.21 21.79 55.30 19.70 53.14 22.80 45.38 20.66 48.12 21.92 48.67 21.52 51.60 21.44 53.12 21.10 58.41 14.59 58.91 13.09 65.36 5.87 53.00 21.21 50.34 21.73 48.52 21.88 49.17 20.21 61.19 11.81 62.92 8.08 67.39 1.45 68.53 0.16 55.60 20.09 47.88 21.65 55.50 15.05 60.82 12.18 62.05 9.95 63.58 9.42 68.57 0.34 62.66 9.34 49.12 20.62 47.94 20.68 51.95 20.05 56.24 17.76 54.43 21.34 65.18 5.70 63.36 8.64 64.27 8.73 47.76 21.22 51.13 21.72 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 48.75 47.35 51.02 60.60 60.73 61.56 45.91 54.74 48.38 52.49 49.43 51.55 50.15 56.55 47.43 47.29 54.37 53.26 45.38 45.87 45.70 46.46 22.00 21.16 21.55 11.40 11.27 10.44 21.97 20.25 21.34 21.96 21.83 22.86 20.46 17.05 21.41 21.46 20.39 20.67 21.23 20.51 21.62 21.39 63 64 65 66 67 68 69 70 71 72 73 74 75