standard deviation

Hi, I need to calculate standard deviation from the following table. The issue is that I have Number Column and a QTY Column For example No QTY 34 6 55 7 23 0 79 55 88 3 Is there a way I could do it in one formula please?

Hi, I have tried looking everywhere on google but, no luck. I need help calculating standard deviation based on criteria from other columns using VBA. What I mean is I need to calculate standard deviation when column A (Tread Code) is = to A and when Column C (Fall Num) is = to 1 and then...

Hi there, I read a few other posts but had much difficulty modifying the formulas to match my needs. I have two columns, one with different times (i.e. 1:07, 2:25, etc.) and another with a different values that range from 1-200. I already used the averageifs function to find the average for...

I am trying to determine how accurate a forecast is. For example, a customer requested 18 items. However, they only pick-up or take 6 items. The forecast of their needs is only 33.3% accurate. 18 forecasted 6 actual 33.3% accuracy Calculating a formula that can handle the reverse scenario...

I have a database of about 180,000 rows. My columns are for example, charge#, date of charge, value of charge, department #, among others. The date range is Jan 1 to June 30th. I have to find the standard deviation for each department, using the net daily billing as my metric. I can create a...

Hi, I have a spreadsheet with around 900 rows and lots of sets of duplicates that I need to separate from each other and analyze. I need a macro to insert 3 blank rows after every set of 9 that can be identified by the text in the last row of column A which will include the words "Site 9"...

Was curious to find out if there is a way to find the standard deviation of the difference between two columns of numbers within a single cell without using VBA. Any help is much appreciated.

Hi, I´m trying to calculate the standard deviation of a calculated measure per variable. I have a table like this: <colgroup><col><col span="3"></colgroup><tbody> Date Sum of percentage in variable 1 Sum of percentage in variable 2 Sum of percentage in variable 3 201230 83,03094145...

I have a set of numbers going from oldest to newest in row 1 through 24. I am trying to write a function in VBA to calculate the exponentially weighted volatility of the series of numbers. However, what I have below is not working. Does anyone have any thoughts? The formula for exponentially...

I tried searching for similar threads, but couldn't quite find what I was looking for. I am well aware of Excel's capabilities when it comes to calculating standard deviation. However, I would like to code it myself in VBA. I can't get the below code to work and I have no idea why. Any help...

I need to calculate the standard deviation and weighted average of a large set of data. A sample of the data: Job Title Frequency Rate Proj Mgr 1 4 22.00 Proj Mgr 1 2 22.53 Proj Mgr 1 5 21.13 Proj Mgr 1...

I'm having trouble drawing an area chart that ends sharply at a specifided value rather than drawing a diagonal line down to zero. Let me explain I watched an Excellsfun youtube tutorial that used the IF statement to chart a subset of normal curve data as the second series in an area chart...

How do you calculate the standard deviation of many values if the values have errors associated with them? I have set up columns beside each column of recorded values with the error, so +/- 2 for example, and now I need to run a standard deviation of these numbers. Is it possible to include the...

Let me give some background informaiton on the project I am working on. I work for a construction company and we are doing work in a hospital, where we must keep airborne particles to a minimum. We collect data at 8 separate locations, 4 times a day. For each location, we take 5 readings per...

Hello, My names John and I'm completely new to VBA but I'm using due to my dissertation which required extensive data analysis and sorting. My data is extensive (over 450,000 rows) covering years 1997-2009. Please find specimen of data below which can be copied and pasted into excel. Date...

Hello, i a new member of the forum. I just learned, self-taught, such as calculating the average of a set of data arranged in a column in differential form using as criterion the value of another column through AVERAGEIF function. My problem is this. I need to calculate for each of these...

Dear Excel Experts, <?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p> I am stumped in writing three different macros that lists 10 integers' numbers combinations. I want excel to list only the combination between a specified sum range and between a specified...

Hello, I am trying to figure out how to calculate the coefficient of variation in excel but cant figure it out. Any help would be appreciated. Stocks Expected Return Probability of Occurring -20% .20 -10% .25 25%...

How do I calculate which of this data is outside the standard deviation? Excel WorkbookA11.04021.07831.05241.00351.02861.00871.07781.03690.972Sheet1

I'm trying to create a sequence of random returns that will always have a specific standard deviation. I've tried "=NORMINV(RAND(),HypotheticalAVG,HypotheticalStDev)" and it gives pretty decent results, but the Standard Deviation is generally between 0 to 5% off of the desired result. Is it...