As a 5-level estimation standard type measurements include minimum (1) to (5) are the alpha coefficient of 7 crossroads, naba (Cronbach's Alpha Coefficient) equals the 0.87.
It is a measure of the scale of five levels: minimal (1) to the highest (5) of Article 7, with the Cronbach alpha coefficient (Cronbach's Alpha Coefficient) of .87.
As a measure of scale 5 levels were minimal (1) to most (5) were 7 number value of Cronbach coefficient alpha. (Cronbach "s Alpha Coefficient) was 0.87.