how to figure weighted average?
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The formula for finding the weighted average is the sum of all the variables multiplied by its weight, then divided by the sum of the weights. Example: Sum of variables(weight)/sum of all weights = weighted average.
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Divide the total weekly salary by the number of hours worked to calculate the weighted average hourly rate. Continuing with the example, the weighted average hourly rate is $21.25 ($850 / 40).
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['import pandas as pd.', 'import numpy as np.', "df = pd.DataFrame({'a': [300, 200, 100], 'b': [10, 20, 30]})", '# using formula.', "wm_formula = (df['a']*df['b']).sum()/df['b'].sum()", '# using numpy average() method.', "wm_numpy = np.average(df['a'], weights=df['b'])"]
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The weighted average rental rate is calculated by taking the ratio of the square footage associated with the rental rate on each individual available space to the square footage associated with rental rates on all available spaces, multiplying the rental rate by that ratio, and then adding together all the resulting ...
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['Step 1: Find the mean.', 'Step 2: Subtract the mean from each score.', 'Step 3: Square each deviation.', 'Step 4: Add the squared deviations.', 'Step 5: Divide the sum by the number of scores.', 'Step 6: Take the square root of the result from Step 5.']
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Calculate the Weighted Average Contribution Margin Multiply the contribution margin per unit for each product by the number of sales, and then add the totals. Divide the total of individual contribution margins by the total number of unit sales.
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To obtain the weighted salary of an individual, you would then multiply the base salary of that position by the number of other people in the same category earning that amount. Take this figure and divide it by the weighted average salary in that category to obtain the weighted salary.
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Weighted System The first step is to calculate your average score in each of these categories. Add up the total points you earned in each category and divide by the total points possible in each category. Multiply the average grades you have for each category by the weight of that category.
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The General Average is computed by dividing the sum of all final grades by the total number of learning areas. Each learning area has equal weight. The Final Grade in each learning area and the General Average are reported as whole numbers.
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['Multiply each numeric grade value by the number of credits the course was worth.', 'Add these numbers together.', 'Divide 45 by the total number of credits you took, in this example,13.', 'Your Weighted by Credit Hour GPA = 3.46.']
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You can easily calculate the weighted average price with combining the SUMPRODUCT function and SUM function in Excel, and you can get it done as follows: Step 1: Select a blank cell, says Cell F2, enter the formula =SUMPRODUCT(C2:C18,D2:D18)/SUM(C2:C18) into it, and press the Enter key.
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A: Simply follow the steps below to calculate your weighted GPA: Step 1: Convert every letter grade to its respective points (A=4, B=3, C=2, D=1, F=0.) Step 2: Add up all the grade points. Step 3: Divide the added grade points (step 2) by the number of class credits taken.
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For each value x, subtract the overall avg (x) from x, then multiply that result by itself (otherwise known as determining the square of that value). Sum up all those squared values. Then divide that result by (n-1).
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To get a weighted average for a regular pay rate, add the earnings from each job together and then divide the amount by the total number of hours -- including any overtime -- worked for all jobs.
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['Write out the beta of each stock and the amount you have invested in each stock. ... ', 'Add together the amounts invested in each stock to find the total invested. ... ', 'Multiply the stock beta by its weight to find the weighted beta. ... ', 'Add together the weighted betas to find the weighted average beta of the portfolio.']
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To calculate a weighted average with percentages, each category value must first be multiplied by its percentage. Then all of these new values must be added together. In this example, we must multiply the student's average on all tests (83) by the percentage that the tests are worth towards the final grade (40%).
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['All you need to do is to iterate a list using a for loop and add each number to a sum variable.', 'To calculate the average divide the sum by the length of a given list(total numbers in a list)']