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NATIONAL OPEN UNIVERSITY OF NIGERIA

UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF ARTS AND SOCIAL SCIENCES
OCTOBER 2013 EXAMINATION

COURSE CODE:      MAC413

COURSE TITLE:     DATA ANALYSES IN COMMUNICATION RESEARCH

UNIT:                         3

INSTRUCTION:      ANSWER QUESTION ONE AND ANY OTHER TWO

TIME:                                    2 HOURS

  1. (a) Highlight the characteristic of statistical tables.              (10 Marks)

(b) In the statistic table below, data on media preference for information among 400 respondents are presented. Use the statistical table to calculate:    (20 Marks)

        i.          The percentage of youth that use magazine of the total respondents

        ii.         Total percentage of the respondent that use newspaper

        iii.        Which medium is most preferred among the aged respondents?

        iv.        Which medium is least preferred among the youth respondents?

        v.         What is the total percentage of the adult respondents?

        vi.        Which medium is most preferred among the respondents?

        vii.       How many youth use internet?

        viii.      What percentage of the total respondent use television?

        ix.        What is the total number of the respondents that use magazine?

        x.         The least preferred medium of information among the aged is __.

 

 

MEDIA OF INTEREST

AGE GRADE

Television

Radio

Newspaper

Magazine

Internet

TOTAL

Children

57

21

10

5

7

100

Youth

18

23

13

10

36

100

Adult

16

26

25

16

17

100

Aged

17

43

21

17

2

100

TOTAL

108

113

69

48

62

400

 

  1. Discuss various classification of research.                             (20 Marks)
  2. Discuss the steps in using SPSS package.                              (20 Marks)
  3. With relevant diagrams (Tables) under each, explain the three types of Frequency  Distribution Tables used in data analyses.     (20 Marks)
  4. Explain the following data analyses concepts:
  1. Arithmetic Mean
  2. Media
  3. Mode
  4. Range
  5. Independent Variables
  6. Dependent Variables
  7. Type 1 Error
  8. Type 2 Error
  9. Null Hypothesis
  10. Alternative Hypothesis                                                    (2 Marks Each)

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