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Health and Nutritional Status
$ 20.00

The Excel workbook thus consists of one worksheet, with 1576 rows (the first row contains headers, and the next 1575 rows are observed values for the participants), and 11 columns of variables. The columns in the Excel file are the following:

 

SEQN

the respondent sequence number (index for all the files)

RIAGENDR

gender of the participant, 1 = male, 2 = female

RIDRETH1        

race/Hispanic origin: 

1 = Mexican American
2 = other Hispanic
3 = non-Hispanic white
4 = non-Hispanic black
5 = other

RIDEXAGY

age in years at time of physical exam

INDHHIN2

annual household income, categorized

INDFMIN2

annual family income, categorized

INDFMPIR

ratio of family income to poverty, 0 to 5

BMXWT

weight, in kg

BMXHT

height, in cm

BMXBMI

body mass index (kg/m^2)

BMDBMIC

BMI category:

1 = underweight
2 = normal weight
3 = overweight
4 = obese
. = missing

 



For purposes of this discussion, you are asked to answer the three following questions: 
1. Does BMI vary significantly between boys and girls?

2. Does BMI vary significantly among the racial/ethnic groups?

3. Is there any trend to BMI with age?

Show work or graph  

From Biology, General Biology Due on: 03 Feb, 2017 05:00:00 Asked on: 03 Feb, 2017 01:32:59
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