For each of these questions, choose the option (a, b, C or d) that is TRUEAnswer all Questions and please give me a justification on why you chose that answer. Thank you. 4. The mean marks got by 68 students in the subject of Statistics are 65. The mean ofthe top 10 of them was found to be 80 and the mean of the last 10 was known to be50. The mean of the remaining 48 students is determined byа. 60b. 65с. оd. 485. Which of the following statement is not a property of the standard deviation?a. It is always negative numberb. It is affected by extreme values in a data setc. It is based on all the values in the data setd. It is the most widely used measure of dispersion 1. If in a discrete series 85% values are less than 30, then it describes what valuea. P20 = 85b. Q1 = 30c. Da5 = 75d. Pas = 302. If the coefficient of variation for prices is 5.483% and the mean price is Rs 15.5, thenthe variance price Rs² is equal toa. 0.85b. 84.9865c. 28.269d. 0.72253. Through visualization not mathematically determine the location of mean, medianand mode classes from the given Histogram of Prices of 300 cars.Histogram70GOso624048494530202410231713095-1.495195-2.4952.9953.4953995-4.955956.495а. Мean 3D 1.449— 1.995, теdianb. Мean 3D 1.449— 1.995, тedia %3D 2.495 — 2.995, тоde %3D 1.995 — 2.495c. Mean = 2.995 – 3.495, median = 2.495 – 2.995, mode = 1.995 – 2.495d. Mean = 1.995 – 2.495, median = 1.995 – 2.495, mode = 1.995 – 2.4951.995 – 2.495, mode = 2.495 – 2.995

Name: For each of these questions, choose the option (a, b, C or d) that is
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Description: For each of these questions, choose the option (a, b, C or d) that is TRUEAnswer all Questions and please give me a justification on why you chose that answer. Thank you. 4. The mean marks got by 68 students in the subject of Statistics are 65. The m