From April to May 2 January 43 77 77 March February April Slow fall 43 May 73 June O Sharp drop O Moderate variation O Oscillate O None of the above 68 July 73 August 73 33 October September 73 33 November December

6.. Answer fully please

Time series patterns that repeat themselves after a period of days or weeks are called Select one: O a. Random variation O b. Cycles O C. Trend O d. Seasonality hp

16:57 A O * l LTE2 i ethuto.cut.ac.za/webapps/asse 27 ¥ Question Completion Status: QUESTION 53 The following processes occurs in a reversible thermodynamic cycle: 1-2: Reversible polytropic compression at pressure 0.6 bar at volume 0.08 m3 to a pressure 10.2 bar and specific volume 0.4 m3/kg. The index of compression may be taken as n. 2-3: Reversibly expansion with expansion index of 2 to pressure 3 bar. 3-1: Reversible cooling at constant volume to the initial state. Calculate the value of n in the process to 3 decimal places. Click Save and Submit to save and submit. Click Save All Answers to save all answers. Save All Answers Close Window Save and Submit