Q3.There are two class interval 0-10 and 10-20 , if a student score 10 marks then he should be included in which class interval
Answer : Option AExplaination / Solution:
This is an exclusive class interval. When the lower limit is included, but the upper limit is excluded, then it is an exclusive class interval.
Q8.Data represented through arithmetic line graph help in understanding
Answer : Option DExplaination / Solution:
An arithmetic line graph is also called time series graph. In this graph time (hour, day/date, week, month, year, etc.) is plotted along x-axis and the value of the variable (time series data) along y-axis. A line graph by joining these plotted points, thus, obtained is called arithmetic line graph (time series graph). It helps in understanding the trend, periodicity, etc. in a long term time series data.
Answer : Option DExplaination / Solution:
The one-child policy, a part of the family planning policy, was a population planning policy of China. It was introduced in 1979
Total Question/Mark :
Scored Mark :
Mark for Correct Answer : 1
Mark for Wrong Answer : -0.5
Mark for Left Answer : 0