QUESTION 4 4.1 The following data are for a time study completed by Ronewa at Unisa printing department. (Use Addendum B to complete this question - remember to include the answer sheet in your assignment). Calculate the: 4.1.1 Basic standard time for all elements. (20) 4.1.2 Total Standard time for all elements. (5) Note: i) All times in standard minutes ii) Extended basic times nit within 17% limit of the average observed times are to be regarded as unreliable. iii) A rating scale of 80-120 was used where the standard rating is 100 (normal). iv) Rest allowance for element 1 10%, Element 2 = 11% and Element 3 = 15% Round off to 2 decimal places. = Activate Windows Go to Settings to activate Windows. Study no Observe Rating Observe Rating Observe Rating Time Time Time 1 19 120 18 115 N 23 100 19.5 110 22 100 3 19 90 21.2 90 4 19.5 110 19.5 110 19.5 115 5 17.5 120 21.5 100 6 21 80 19 100 7 19.5 120 20 105 18.5 100 00 21.6 115 19.5 110 19.5 120 9 18.5 120 20 115 10 21 95