X UCR Acader X Course X Bb Take Te X G Suppos X Bb Homev X Bb Homew X R Student X 5 Account X M Inbox ( X @ Banner X U UCR CNAS L X UCR Current X UCR Acader X + C A ilearn.ucr.edu/webapps/assessment/take/launch.jsp?course_assessment_id=_109707_1&course_id=_320784_1&content_id=_4100239_1&step=null C QUESTION 24 4 points Save Answer Based on the following R codes, please choose the correct fitted model. ## Call: # # arima(x = covid, order = c(1, 1, 0), method = "ML") ## Coefficients: ## art ## 0.2 S. e. 0.3 sigma 2 estimated as 4: log likelihood = -87, aic = 17 O a Y. = 0.3Yt-1 + et Obyt - Y1- 1 = et +0.2et O CYt - Yt-1 = 0.2 ( Yt- 1 - Yt- 2 ) + et Od. Y. = 0. 2 Y t - 1 + et QUESTION 25 4 points Save Answer Suppose a 95% prediction interval for Z+ + 1 = VY:+1 is (2. 4). What's the 95% prediction interval for Y+1? O a. (e2, e4) O b. ( 2, 4 ) O c. (V2, 2) O d. (4, 16)