TY JOUR TI EXACT METHODS CALCULATE THE NECESSARY AMOUNT OF REPEAT EXPERIENCEEXACT METHODS CALCULATE THE NECESSARY AMOUNT OF REPEAT EXPERIENCE KW accuracy KW a series of duplicate experiments KW the experiment KW the number of repeat tests KW Student's t-test JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Boyko, A.. AU Kudenikov, E.. PY 2016 IS 1 PB Belgorod State Technological University named after V.G. Shukhov