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Introduction to Data – Tabulation & Frequency Distributions

Introduction to Data – Tabulation & Frequency Distributions. Prepared by: Bhakti Joshi Date: November 14, 2011. Exercise 1.

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Introduction to Data – Tabulation & Frequency Distributions

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  1. Introduction to Data – Tabulation & Frequency Distributions Prepared by: Bhakti Joshi Date: November 14, 2011

  2. Exercise 1 Tabulate the number of males and females in your class with ages 17 and 19. Please mention a suitable title above the table, sub-titles for rows and columns and source of information below the table

  3. Exercise 1 - Answer Number of Students in Age Groups 17 and 19 Across Genders Source: Class Survey Conducted on November 11, 2011

  4. Exercise 2 A class consisting of 47 students include 27 students of 18 years of age, of which 16 are boys. Out of the same 27 students, the number of girls owning different mobile phone brands are as follows: 3 girls own Nokia, 2 girls own Samsung, 4 girls own BB and each one of 2 other girls own Iphone and HTC respectively. The total mobile ownership of the 18 year old students are as follows: 10, 1, 3, 9, 3, and 1 brand of BB, HTC, Iphone, Nokia, Samsung and Sony respectively. Tabulate the brand ownership of students, with a suitable title, subtitles and source

  5. Exercise 2 - Answer Ownership Structure of Mobile Phones Among Students aged 18 years Source: Class Survey Conducted on November 11, 2011

  6. Exercise 4 The following table represents the ownership structure of mobile brands of FYBMS students based on a class survey conducted on November 11, 2011. Calculate percentage frequencies of each brand

  7. Exercise 5 The Ministry of Statistics and Programme Implementation (MOSPI) has reported the production of principal crops grown in India. For the financial year 2006-07, rice production was 93355 thousand tonnes, jowar production was 7151 thousand tonnes, Bajra production was 8424 thousand tonnes and wheat production was 75807 thousand tonnes. Similarly, for the financial year 2007-08, MOSPI reported, rice production as 96693 thousand tonnes, jowar production as 7926 thousand tonnes, bajra production as 9970 thousand tonnes and wheat production was 78570 thousand tonnes. MOSPI also reported cereal production for the financial year 2008-09 with rice production 99182 thousand tonnes, jowar production 7246 thousand tonnes, bajra production 8887 thousand tonnes and wheat production 80679 thousand tonnes. Tabulate the total production of each crop. Also, include growth rates in crop production

  8. Frequency Distributions Univariate Frequency Distribution Joint Frequency Distribution Complex Cross-tabulation For Example: Exercise 4 For Example: Exercise 2

  9. Example 1. for Cross-Tabulated Distribution

  10. Example 2. for Cross-Tabulated Distribution

  11. Email: bhaktij@gmail.comWebsite: www.headscratchingnotes.net

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