Explain Exploratory Data Analysis (EDA) and its importance. What are the main steps in performing EDA on a new dataset? Describe two methods for detecting outliers and how handling outliers impacts data analysis.
See Answer →Define the term data science. Describe its applications in two industries of your choice (e.g., healthcare, finance, e-commerce). What role does the data science lifecycle play in managing data projects?
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What is the Agricultural Produce Market Committee (APMC)? Explain the responsibilities and shortcomings of the APMC system
See Answer →What do you understand by agricultural input marketing? Explain the components of agricultural input marketing strategies.
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Discuss the points considered in starting a custom hiring centre. Explain the challenges and opportunities for starting a custom hiring centre.
See Answer →What do you understand by the cooperatives? Explain the structure of cooperatives in terms of of governance, performance of different types of functions, political and administrative systems and monitoring.
See Answer →Explain the foodgrains marketing system. Discuss the various schemes under which allocation is made by the Department of Food and Public Distribution.
See Answer →Explain about the extension efforts made post-independence in India.
See Answer →Discuss some of the research projects operated/operating at the National level in the agriculture sector.
See Answer →Suppose you are teaching a child addition of decimal fractions, according to the constructivist model. In this context,
Suppose you are teaching a child addition of decimal fractions, according to the constructivist model. In this context,
i) how would you access her readiness for this topic?
ii) formulate three questions to draw out her thinking.
iii) give two errors that this child may make while learning this process. How would you use these errors to her learning?
See Answer →What is ‘egocentrism’? What did Martin Hughes think about Piaget’s views on egocentrism? What was the experiment which his understanding was based on?
See Answer →Why do we need to develop the ability of estimating the outcome of arithmetic operations on fractions? Further, give a series of three activities to help a Class 4 child develop the ability to estimate the bigger of two fractions. Explain how the activities form a series.
See Answer →Explain the following statements briefly. You should include appropriate examples in your explanations.
a) Exploring a mathematical concept is an on-going process.
b) Doing algebra is the essence of mathematical thinking.
c) A teacher should be a scaffold for her learners.
d) Developing spatial understanding is more than about learning some definitions and rules of geometry.
e) Gathering data is one tool for making sense of the world around.
See Answer →Do you agree with each of the following statements? Give reasons for your answers. a) Mathematics is the study of numbers and calculations.
b) The decimal fraction 0.02 is greater than 0.1.
c) Children learn mainly by imitating adults.
d) Games can play an important role in the mathematics classroom.
e) Children in classes 1 and 2 can handle data.
See Answer →What are the stages of guided learning? Explain “scaffolding” and the role of adults . Illustrate these using an example related to the learning of area.
See Answer →Here is a sequence of numbers:
2, 5, 10, 17, …
What would be the next number in the sequence? Give two different answers, stating the rule in each case.
See Answer →Why do children have difficulties with the algorithms for addition and subtraction of decimal numbers? Describe in detail how you would help class 5 children develop the subtraction algorithm. (To specify, consider 3.7 – 1.82.)
See Answer →Write the five steps involved in solving any mathematical problem (as given by Davis and Mayer)? Illustrate each of them by solving the following problem: Ä coin is tossed 6 times. Assuming that it is a fair coin, what is the probability of getting exactly 3 heads and 3 tails”?
See Answer →According to Piaget, pre-school children do not maintain a consistent criterion while classifying objects. Explain this statement with two examples from different areas of mathematics
See Answer →A class 2 child adds 141 and 41 as follows:
i) Give possible reasons for wrong result?
ii) What does the teacher lose by not looking carefully at errors made by her learners?
iii) Describe a distinct activity that you would carry out with the class to address the problem of such results in the addition of numbers
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