Programme Code : MSCDFSM
Course Code : MFN- 007
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Year : 2012 Views: 1028 Submitted By : Swati Agarwal On 22nd September, 2012

Do you have solution for this Question. If yes    I aslo want solution.

Q.


5. a) Briefly describe how can you ensure the quality of data collected is sound. (4)

b) Given here are the scores of 20 students who took a practical course in nutrition: (6)



67 42 73 63 54 53 45 89 53 42

80 72 34 42 85 33 42 70 78 22



For the scores present give the

i) The frequency distribution and cumulative frequency distribution.

ii) Frequency polygon.



b) Give below is the fasting sugar level recorded for 12 subjects in a community study: (6)



130 120 113 74 89 100 90 93 105 65 70 120



Calculate the mean, standard deviation and variance for the fasting glucose levels reported above.



7. a) The weight (kg) of 8 boys and 12 girls attending an Anganwadi centre is given herewith:



Males: 10, 12, 13, 10, 14, 15, 10, 12

Females: 08, 12, 16, 14, 15, 12, 13, 15, 08, 13, 10, 09



Based on the data given herewith:

i) Calculate the standard error of the difference between the means of the two groups (3)

ii) Test the significance of the difference between the mean weight of boys and girls at 0.05 level of significance. (5)





 

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