Hi there,

I'm struggle to answer this question, Can you pls help me, thanks

. A call eentre manager believes that the distribution of staff on duty throughout the day is not- appropriate for the distribution of calls throughout- the dag.r and so the},r propose a new shift pattern. The average call response time is measured during dierent periods throughout the dag,r for both the old shift pat-tern and the new shift pattern. Use a suitable hypothesis test- to determine whether the new shift pattern has decreased the average call response time to 5% Signicance. Interval 01d shift pat-tern New shift pattern G - ri 15. see 211.2 see {14:55 - [13:03 21.2 see 33.9 see 53:51:] 12:00 48.3 see 55.2 sec l - 15:00 159.2 see 159.5 see 15:55 20:03 175.3 see 175.3 see 25:111.] - 134.? see 135.3 see In your workings, state an}.r assumptions you are making about. the data