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Short Questions (each carry 2 Marks) 1. Define statistics. 2. Define primary and secondary data 3. Give the advantages of tabulation 4. Write a detail note on the types of classification 5. What are the essential characteristics of a good table? 6. What is the purpose of data presentation? 7. Explain the concept of a sample. 8.
Descriptive Statistics in SPSS (Quiz) Use the Frequencies window in SPSS to answer the following questions about the distribution of the variable INFNUCL , How informed about nuclear waste: Question: How many occurrences are there of Know something, could explain in general?
Define descriptive statistics. Ans: descriptive statistics deals with collection of data, its presentation in various forms, such as tables, graphs, diagrams, averages and other measures which would describe the data.
Chapter 3 Descriptive Statistics 51 Exercise 3A 1. For each of the measurements you made at the start of Chapter 2 compile a suitable frequency table, or if appropriate a stem and leaf diagram. 2. The table below shows details of the size of training schemes and the number of places on the schemes. Notice that the table has used uneven group sizes.
understand how to work through these problems before Exam 1. 1. Types of Data Descriptive statistics involves the organization and description of data sets using tables, charts and key numbers calculated from the data set. Descriptive statistics can be done for both sample data and population data, although some de nitions (like the standard
COMPLEMENTARY EXERCISES WITH DESCRIPTIVE STATISTICS EX 1 Given the following series of data on Gender and Height for 8 patients, fill in two frequency tables one for each Variable, according to the model below. Then add a graph. Then create a contingency
