PHP CODE QUESTION

Thank You

Your task is to finish the script below, its purpose being to print the sum and average of the values given. The values are given to the script as a single string, with the values themselves separated by comma (for example 4,2,5,2). The values are separated by turning it into an array using the explode() function. The script sho the values separated by spaces. Fill in only the missing lines, not the entire program! The program: Example output: The points were: 5 7 3 23 56 85 2 The sum of points: 181 Average of points: 25.857142857143