CONFIDENTIAL SEMESTER II 2021 2022 fBUlVIZ4l3 (c) Specify the level of measurement (nominallevel, ordinallevel, interval-level or ratiolevel) for each of the following variables. i) Acceleration of a car ii) TV channel (2 Marks, COl/POl) QUESTION 3 (14 Marks) A researcher obtained the monthly rainfall data (in mm) for all states in Malaysia from the year 2001 to 2005. Rainfall data from two states were chosen as the sample and presented in Table 1. Figure 1 shows the incomplete statistical summary from Microsoft Excel for the rainfall data. Figure 2 presents the monthly rainfall data for both states using boxplot. Table 1 Kelantan 109.6 116.0 112.3 119.7 120.0 136.0 147.3 156.0 158.0 179.0 181.0 194.0 212.0 223.3 239.7 325.0 UNIVERSITIM Kelantan Melaka PUSAT Mean A Mean 94.31 co Standard Error 12.05 Standard Error 9.78 Median 145.30 Median 82.65 Mode 150.00 Mode 11.00 Standard Deviation 86.05 Standard Deviation 67.74 BUM2413 Sample Variance 7405.22 Sample Variance 4588.25 NG 15 April Kurtosis -0.80 Kurtosis 1.76 Skewness 0.34 Skewness 1.25 Range 318.00 Range B ITIAL Minimum 20.80 Minimum 11.00 4: ed Statistics) TEST Maximum 338.80 Maximum 325.00 Sum 7688.40 Sum 4527.00 Count 51 Count Figure 1 15 April 2022, 8.15PM to 10.15P (i) Based on Figure 1, BUM2413 (AP a) find the values of A and B. (2 Marks, CO2/PO3) b) determine the distribution shape of the rainfall data for Melaka and comment on the rainfall data based on the distribution shape. YSIA PAHANG TES (2 Marks, CO2/PO3) MATIK DM