Kerala Plus One Economics Chapter Wise Previous Questions Chapter 17 CorrelationQuestion 1. Calculate the correlation coefficient between years of education of farmers and annual yield per acre and comment on the result. (Say 2009) Answer: Formula: \(r=…

Kerala Plus One Economics Chapter Wise Previous Questions Chapter 16 Measures of DispersionQuestion 1. Pick the odd one out: (March 2009) Standard deviation, Mean Deviation, Arithmetic mean, Quartile deviation. Answer: Arithmetic meanQuestion 2. Rewrite…

Kerala Plus One Economics Chapter Wise Previous Questions Chapter 15 Measures of Central TendencyQuestion 1. Rewrite the following statement correctly: (March 2009) A value which divides the data into 10 (ten) equal parts is called percentiles. Answer: …

Kerala Plus One Economics Chapter Wise Previous Questions Chapter 14 Presentation of DataQuestion 1. The table below shows the GDP growth rate at 93-94 prices. Present it in a frequency curve and make an inference from it. (March 2009) Answer: Draw a d…

Kerala Plus One Economics Chapter Wise Previous Questions Chapter 13 Organisation of DataQuestion 1. Daily wages of 24 workers in a factory are given below. Prepare a Frequency Array. (Say 2009) 25, 40, 25, 35, 30, 25, 25, 30, 20, 35, 35, 20, 30, 20, 35…

Kerala Plus One Economics Chapter Wise Previous Questions Chapter 12 Collection of DataQuestion 1. Suppose you want to study the academic standard of the students at your school. The class-wise strength is given below. (March 2009) If you want to selec…

Kerala Plus One Economics Chapter Wise Previous Questions Chapter 11 IntroductionQuestion 1. The knowledge of statistics is helpful in several ways. List out the beneficiaries of statistics with examples for each. (March 2009) Answer: The knowledge of st…

Kerala Plus One Economics Chapter Wise Previous Questions Chapter 10 Comparative Development Experience of India with its NeighboursQuestion 1. Classify the following features pertaining to the economies of India and China. (March 2009) Reforms were intr…

Kerala Plus One Economics Chapter Wise Previous Questions Chapter 9 Environment Sustainable DevelopmentQuestion 1. Give two examples of Misuse of natural resources. (March 2009) Answer: Misuse of natural resourcesMisuse of waterDeforestationEnergy wastag…

Kerala Plus One Economics Chapter Wise Previous Questions Chapter 8 InfrastructureQuestion 1. Give two examples of Social infrastructure. (March 2009) Answer: Social infrastructureEducationHousingHealthQuestion 2. Infrastructure is an important base for …