I am building an app using Phonegap and JQuery.  The app stores ( using window.localStorage ) a set of times (no more than 10) in the format.      HH:MM:SS.mm   There are a number of 'Zero' times in the list eg '00:00:00.00' which iph...
I am trying to create an application that calculates the sum and average of numbers that are inputted into a text field separated by spaces.   I am stuck on the part where you have to put in a loop to calculate the sum and avg from the spaced inputs....
based on Summarize array of objects and calculate average value for each unique object name I could partially solve my problem. I did group by ed_id but I need to group by ed_id and then el_id and to get average value based on those group by, so here...
I'm trying to think of a way to make this code simple, with the smallest amount of loops and variables, but I'm having trouble.  I want to get the average object in the array 'numbers', based on the 'value'. I feel that there...
I'm trying to calculate the average temperature of one week, but I do not quite know how I would do this. I've tried out some things but the end result would be either 'NaN' or 'Infinity'. Definitely doing something wrong here...
I'm stuck on how to realize this relative simple operation in Javascript:  I have a list of object defined in this way:  [     {id: 1, region: "America", country:"USA", values:[1,2,3,4] },     {id: 2, region: "America", co...
I would like to calculate the class average and wanted to store the inputs in different variables. However, the scores are calculating together at once and I have trouble fixing it. Do I use a for loop to repeat the equation? Please help me ! Thanks...
In a line common chart: http://jsfiddle.net/yuKwp/  How can I get the average value of xAxis on selected elements?  In the above example, I can only access to the min and max values of the graph but not the inbetweeen values nor the minimum point sel...
I'm trying to exclude the "0" values from an array to get a better average result.  my array is: [0, 0, 0, 0, 80, 90, 100, 0]   function clacGPA(gradeData) {   var sum, avg = 0;    if (gradeData.length) {     sum = gradeData.reduce(functi...
I am currently in a web programming class that is taught by a business professor. Naturally he doesn't know much about code and just points me to the book (which is a giant mess of spaghetti everywhere).   The exact assignment I am having issues...

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