Bivariate Frequency Distribution Definition
A Bivariate Frequency Distribution is defined as the frequency distribution of:
Topic: NCERT Books
Values in Class 30-40
The frequency of the class 30–40 in the marks distribution of 100 students is 7. Which of the following values are included in this class?
Variable with Fractional Values — Type
A variable X takes values 1/8, 1/16, 1/32, 1/64… Is X a discrete or continuous variable?
Nature of Collected Data Before Classification
Which type of data (primary or secondary) does the chapter say is raw or unclassified when first collected?
Observations in Class 90-100
The class 90–100 in the marks distribution of 100 students has frequency 4. Which are these 4 observations?
Definition of Survey
A method of gathering information from individuals through a structured process is called:
Key Feature of Random Sampling
In random sampling, which of the following is true?
Disadvantage of Telephone Interview
Which of the following is a disadvantage of the telephone interview method of data collection?
Poor Question Design Type
The question ‘What percentage of your income do you spend on clothing in order to look presentable?’ is an example of a:
NSS Periodic Estimates Coverage
The NSS provides periodic estimates of which of the following?