StudentLessonActs Methods

Return the correct answer rate (from 0.0 to 1.0 inclusive) for the lesson recorded by the Turns from index start to index end

Return the correct answer rate (from 0.0 to 1.0 inclusive) for the last lesson

Return a string summarizing the student's latest path through the lesson. If they stayed in medium the whole time, return empty string. If their path was (Start/Medium)=>Hard=>Medium=>Easy return HME

Total time spent reading (as calculated by ReadingTime) on last lesson (as identified by LastAttemptIndex)

Total time spent on lesson (as calculated by TotalTime) on last lesson (as identified by LastAttemptIndex)

Determines whether the specified Object is equal to the current Object.

Because things can hit the server out of order (or in case of test data, simultaneously), we insure that the DB timestamps are correct by using the Duration field. Note that this is a hack to approximate time in the event we didn't receive the turns with correct ordering/spacing

Serves as a hash function for a particular type.

Gets the Type of the current instance.

Index of the beginning of the last attempt

Return true if last lesson (as identified by LastAttemptIndex) has been completed (as identified by SequenceCompleted)

String representation of the path taken by the lesson attempt recorded by Turns from index start to index end

Return time spent reading (in ms) during lesson described by Turns stored from index start to index end

Return true if the lesson described by turns between indexes start and end is completed.

Returns a string that represents the current object.

Return total time spent (in ms) on the lesson described by Turns stored from index start to index end