WebStep 1: Calculate the amount of sodium hydroxide in moles Volume of sodium hydroxide solution = 25.0 ÷ 1000 = 0.0250 dm3 Amount of sodium hydroxide = concentration × volume Amount of sodium... WebMean. The mean is the most commonly used measure of average.. To find the mean of a list of numbers, add them all together and divide by how many numbers there are: …
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WebThe mean is the total of the numbers divided by how many numbers there are. To find the mean, add all the numbers together then divide by the … WebStep 1: Calculate the class marks of each class (x i ). Step 2: Let A denote the assumed mean of the data. Step 3: Find u i = (x i −A)/h, where h is the class size. Step 4: Use the formula: x̄ = A + h × (∑f i u i /∑f i) Example: … WebThis is called unequal class intervals. To draw a histogram for this information, first find the class width of each category. The area of the bar represents the frequency, so to find the... portland business centre datchet