2- (20 points) An analyst made 30 observations for a work sampling study over 15 minutes on a work involving three elements, during which time 12 units were produced. Table shows the data and the relevant performance rates;

A) (15%) Assuming that number of observations are sufficient calculate the normal times for each element

B) (5%) Assuming a constant 10% pfd allowance for all elements, find the standard time of this task

2- (20 points) An analyst made 30 observations for a work sampling study over 15 minutes on a work involving three elements, during which time 12 units were produced. Table shows the data and the relevant performance rates a) (15%) Assuming that number of observations are sufficient calculate the normal times for each element b) (5%) Assuming a constant 10% ptd allowance for all elements, find the standard time of this task 1 PERFORMANCE RATING OBSERVED Element 1 90 Element 2 Element 3 Idle X 110 95 100 100 105 90 110 85 95 90 Observation number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 100 95 80 110 105 90 100 85 90 90 110 100 95 105 100 110 110 2- (20 points) An analyst made 30 observations for a work sampling study over 15 minutes on a work involving three elements, during which time 12 units were produced. Table shows the data and the relevant performance rates; A) (15%) Assuming that number of observations are sufficient calculate the normal times for each element B) (5%) Assuming a constant 10% pfd allowance for all elements, find the standard time of this task 20 points An analys made 39 observations for a work samping med over 15 minutes on a no nvolving three clements during which time 12 units were produced Testos teda and the relevant performances *) (159) Ang ist ruber of statonta stotine tomates for each bi Amtumuing a constart 10% uld allowance for at elements, trepetandard me of the work 1 PERFORMANCERATING OBSERVED Observation 1 3 4 5 100 10 SESSE 14 215 19 12 10 19 ES 22 2 (20 points) An analyst made 30 observations for a work sampling study over 15 minutes on a work involving three elements, during which time 12 units were produced Table shows the data and the relevant performance rates, a) (15%) Assuming that number of observations are sufficient calculate the normal times for each element b) (5%) Assuming a constant 10% ofd allowance for all elements, find the standard time of this task PERFORMANCE RATING OBSERVED Element 1 90 Element 2 Element 3 Idle 110 95 100 100 105 90 110 85 95 90 Observation number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 18 17 18 19 20 21 22 23 24 25 26 27 28 29 30 100 95 80 110 105 90 100 85 90 90 110 100 95 105 100 110 110 2- (20 points) An analyst made 30 observations for a work sampling study over 15 minutes on a work involving three elements, during which time 12 units were produced. Table shows the data and the relevant performance rates; A) (15%) Assuming that number of observations are sufficient calculate the normal times for each element B) (5%) Assuming a constant 10% pfd allowance for all elements, find the standard time of this task