What test can be performed to compare the mean adult height between the first (Q1) and the
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Pediatrics
A study was conducted to assess the association between climate conditions in infancy and adult blood pressure and anthropometric measures (e.g., height, weight) [19]. There were 3964 British women born between 1919 and 1940 who were divided into quartiles (n = 991 per quartile) according to mean summer temperature (°C) in the first year of life. The data in Table 8.34 were presented.
Table 8.34: Mean adult height by mean summer temperature in the first year of life
We will assume that the distribution of adult height within a quartile is normally distributed and that the sample sizes are large enough that the t distribution can be approximated by a normal distribution.
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