Plus One Annual Exam 2022- Statistics Question paper with Key

[hsst.teacher]

Kerala DHSE Plus One Statistics Annual Exam 2022 question paper and answer key in PDF format can be had from the links below.

+1 Statistics exam was held on 30-06-2022 Friday.

Some questions asked for the exam were:

• Suppose we have a data regarding the number of Covid cases reported in different
  states of India on a particular day. The type of classification used in this data is :
  (a) Quantitative
  © Chronological
  (b) Qualitative
  (d) Geographical
  

• The range of the values 40, 52, 25, 30 is :
  (a)    25
  ©Â Â   27
  (b)    30
  (d)    77
  

• Which of the following is a probability sampling
  (a) Judgement sampling
  (b) Stratified sampling
  © Convenience sampling
  (d) Quota sampling
  
• Write any two differences between Questionnaire and Schedule.
  
• The quartiles of a data are 25, 32 and 47 respectively. Find the quartile deviation.
  
• Write a short note on ISI.
  
• A box contains 5 red, 10 blue and 15 green balls. 3 balls are drawn at random
  What is the probability of getting
  (i)   3 green balls
  (ii)  2 blue and 1 red balls
  (iii)  No green balls.
  

Get the detailed question paper from the link below.