Question: Based on this data, find regression model using least square method (manual calculation) do not use any software. (ans:y=199.62 +50.937t-0.5677t^2).Explain why it is quadratic regression

Based on this data, find regression model using least square method (manual calculation) do not use any software. (ans:y=199.62 +50.937t-0.5677t^2).Explain why it is quadratic regression instead of linear

TABLE 6.3 Loan Requests (in $1000s) Month Year 1 Year 2 January

TABLE 6.3 Loan Requests (in $1000s) Month Year 1 Year 2 January 297 808 February 249 809 March 340 867 April 406 855 May 464 965 June 481 921 July 549 956 August 553 990 September 556 1019 October 642 1021 November 670 1033 December 712 1127

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