Movieflix, an online movie streaming service that offers a wide variety of award-winning TV shows, movies, animes, and documentaries, would like to determine the mathematical trend ofmemberships in order to project future needs.

Year	Advertising Expenditure $ 000	Membership Subscriptions
2013	51	62
2014	58	68
2015	62	66
2016	65	66
2017	68	67
2018	76	72
2019	77	73
2020	78	72
2021	78	78
2022	84	73
2023	85	76

) Plot the scattergraph for the data. 15 marks

(ii) Use the data, to develop a regression equation relating advertising expenditure to membership. 20 marks

(iii) Estimate the membership if $40 000 is spent on advertising. 10 marks

(iv) How much must be spent on advertising to obtain a membership of 80 (000)? 10 marks

(iv) What is the nature of the relationship between advertising expenditure and membership? 15 marks

(v) Forecast 2024 membership using an alternative method, clearly explaining the limitations of your selected method. 15 marks

(vi) What are the limitations of the method used in (i)? 15 marks