U: pvs_mat()

pvs_mat <- function(serie,start,end){

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##Description

Return a matrice with the p-values of all the combination of possible tests

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##Usage

• serie –> timeSerie of financial data
• start -> start date for the statistical sample
• end -> end date for the statistical sample

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##Output

• rows: confidence level (0.9,0.95,0.99,0.995)
• cols: usage (1,2,3)

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##Example: my_matrix=pvs_mat(IBM,"start_date","end_date")