Question: please help asap Sun Leaf Results- Calculate the total area and shape ratio in the table below. Pay attention to the number of decimal places
please help asap
- Sun Leaf Results- Calculate the total area and shape ratio in the table below.Pay attention to the number of decimal places for TA (= 1 decimal place) and SR (= 2 decimal places). 2 marks
| Sun Leaf Sample # | Leaf Area (LA) (sq. cm) | Sinus Area (SA) (sq. cm) | Total Area (TA) = (LA + SA) (sq. cm) | Shape Ratio (SR) = (TA)/(LA) |
1 | 54.1 | 24.1 | 78.2 | 1.44 |
2 | 63.1 | 40.5 | 103.6 | 1.64 |
3 | 58.5 | 46.9 | 105.4 | 1.80 |
4 | 45.2 | 40.0 | 85.2 | 1.88 |
5 | 56.5 | 21.1 | 77.6 | 1.37 |
6 | 63.8 | 30.4 | 94.2 | 1.47 |
7 | 62.1 | 47.7 | 109.8 | 1.76 |
8 | 54.2 | 42.5 | 96.7 | 1.78 |
9 | 57.5 | 39.5 | 97.0 | 1.69 |
10 | 45.0 | 38.8 | 83.0 | 1.84 |
- Use the shape ratio (SR) data of your sun leaves calculated above to complete the table below. Calculate Xi2and (Xi- mX)2.The number of decimal places required foryour answers are given below.2 marks
| Sun Leaf Sample # | Xi
shape ratio value for each sample (2 decimal places) | Xi2
square of the shape ratio value for each sample (4 decimal places) | (Xi- mX)2 square of the difference between the shape ratio values and the mean of the shape ratio values (4 decimal places) |
| 1 | 1.44 | ||
| 2 | 1.64 | ||
| 3 | 1.80 | ||
| 4 | 1.88 | ||
| 5 | 1.37 | ||
| 6 | 1.47 | ||
| 7 | 1.76 | ||
| 8 | 1.78 | ||
| 9 | 1.69 | ||
| 10 | 1.84 |
| Variance components for Sun Leaf Shape Ratios4.5 marks | |
| Sample size (n) (nearest whole number) | |
| Sum of the values for X (SXi) (2 decimal places) | |
| Mean (mX) (2 decimal places) | |
| Sum of the square of each value for X (SXi2) (4 decimal places) | |
| Square of the sum of the values of X (SXi)2 (4 decimal places) | |
| Sum of the squares (SS)S(Xi - mX)2(4 decimal places) | |
| Variance(S2) (4 decimal places) | |
| Standard Deviation (S) (4 decimal places) | |
| Standard Error (Smx) (4 decimal places) |
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