Sharp Calculator Demonstration
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This document provides instructions for using a Sharp EL-735S/738/738FB calculator for business modelling and analysis. It includes steps to clear the memory, set the decimal place, use second functions, and calculate measures like mean, standard deviation, correlation, regression, intercept, slope, and coefficient of determination from sample data. Examples are provided for calculating the mean, standard deviation, correlation, regression analysis and R2 for sets of room rental and sales data.
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𝐃𝐢𝐬𝐜𝐮𝐬𝐬 𝐭𝐡𝐞 𝐄𝐏𝐏 𝐂𝐮𝐫𝐫𝐢𝐜𝐮𝐥𝐮𝐦 𝐢𝐧 𝐭𝐡𝐞 𝐏𝐡𝐢𝐥𝐢𝐩𝐩𝐢𝐧𝐞𝐬:
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𝐄𝐱𝐩𝐥𝐚𝐢𝐧 𝐭𝐡𝐞 𝐍𝐚𝐭𝐮𝐫𝐞 𝐚𝐧𝐝 𝐒𝐜𝐨𝐩𝐞 𝐨𝐟 𝐚𝐧 𝐄𝐧𝐭𝐫𝐞𝐩𝐫𝐞𝐧𝐞𝐮𝐫:
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LAND USE LAND COVER AND NDVI OF MIRZAPUR DISTRICT, UP
This Dissertation explores the particular circumstances of Mirzapur, a region located in the
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environment for investigating the changes in vegetation cover dynamics. Our study utilizes
advanced technologies such as GIS (Geographic Information Systems) and Remote sensing to
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The complex relationship between human activities and the environment has been the focus
of extensive research and worry. As the global community grapples with swift urbanization,
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to significant land degradation, adversely affecting the region's land cover.
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cover is essential for various planning and management tasks related to the Earth's surface,
providing crucial environmental data for scientific, resource management, policy purposes, and
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Accurate understanding of land use and cover is imperative for the development planning
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changes, conversion trends, and other related patterns. The spatial dimensions of land use and
cover support policymakers and scientists in making well-informed decisions, as alterations in
these patterns indicate shifts in economic and social conditions. Monitoring such changes with the
help of Advanced technologies like Remote Sensing and Geographic Information Systems is
crucial for coordinated efforts across different administrative levels. Advanced technologies like
Remote Sensing and Geographic Information Systems
9
Changes in vegetation cover refer to variations in the distribution, composition, and overall
structure of plant communities across different temporal and spatial scales. These changes can
occur natural.
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- 1. SHARP EL-735S/738/738FB for Business Modelling and Analysis- FIN60003
- 2. Step 1: Clear the memory 2nd F ALPHA 0 0 Remember to clear the memory before each question
- 3. Step 2: Set your calculator at 4 decimal places SET UP 4 0 0 You usually need to report your final answer up to 2 decimal places
- 4. Using second functions You will need to use the ‘your second functions’ of your calculator. To do so, need to press e.g. to use the EFF second function, you need to press + as EFF is the second function of PV on your Sharp calculator. 2nd F + the key with the second function required. 2nd F PV
- 5. Chapter 3: Mean Room Rented 22 13 10 16 23 What is the mean for room rented? 22 13 ENT 10 ENT 16 ENT 23 ENT ENT We need to change the mode to “STAT 0” MODE 1 0 Then enter the values: ALPHA 4 x̅ = 16.8={x̅ }
- 6. Chapter 3: Standard Deviation What is the standard deviation for room rented? Remain at “STAT 0” mode Don’t clear the memory, keep the data For Population ALPHA 6 = x̅ = 5.04 For Sample ALPHA 5 {σx} = x̅ = 5.63{sx} Room Rented 22 13 10 16 23
- 7. We need to change the mode to “STAT 0” MODE 1 0 (x,y) Example: Toss 2 coins X = number of heads. Compute expected value of x: x P(X) 0 0.25 1 0.50 2 0.25 Value Probability 0 25 (x,y)1 50 (x,y)2 25 ALPHA {x̅ } = E(x) = 1.0 (When entering the probabilities, you may multiply them by 100, as they are provided to decimal places, so 0.25 is entered as 25) Chapter 5: Discrete Probability Distribution ENT ENT ENT For Expected value or Mean ALPHA 4 = σ = 0.707 For Standard deviation 6 {σx}
- 8. Chapter 14: Correlation What is the correlation between x and y? We need to change the mode to “STAT 1” 1 1MODE Then enter the values: 3 ENT(x,y) 487 5 ENT(x,y) 445 2 ENT(x,y) 272 8 ENT(x,y) 641 2 ENT(x,y) 440 ALPHA ( ={r} r = 0.8173 Year (x) Sales (y) 3 487 5 445 2 272 8 641 2 440
- 9. Chapter 14: Regression, intercept and slope Remain at “STAT 1” mode Don’t clear the memory, keep the data Year (x) Sales (y) 3 487 5 445 2 272 8 641 2 440For Intercept ALPHA ÷ = a = 288.08 For Slope ALPHA DEL {a} = b = 42.23{b}
- 10. Chapter 14: Coefficient of determination, R2 Remain at “STAT 1” mode Don’t clear the memory, keep the data Year (x) Sales (y) 3 487 5 445 2 272 8 641 2 440ALPHA ( ={r} 2nd F . {x2} = r2 = 0.6680 = 66.80%