
    Given a list of student assessment scores with partial credits, round each score to the nearest whole number and calculate the total sum of rounded scores multiplied by the total number of assessments taken. This weighted calculation will help determine the student's overall performance index for learning path adjustments.
    

    
def round_and_sum(list1):
    """
    Given a list of student assessment scores with partial credits, round each score to the nearest whole number and calculate the total sum of rounded scores multiplied by the total number of assessments taken. This weighted calculation will help determine the student's overall performance index for learning path adjustments.
    

    """
def round_and_sum(list1):
    """
    Given a list of student assessment scores with partial credits, round each score to the nearest whole number and calculate the total sum of rounded scores multiplied by the total number of assessments taken. This weighted calculation will help determine the student's overall performance index for learning path adjustments.
    

    """
    lenght = len(list1)
    round_and_sum = sum(list(map(round, list1)) * lenght)
    return round_and_sum