Part 1 of 2 Points: 0 of 2 The brain volumes (cm) of 50 brains vary from a low of 904 cm to a high of 1492 cm . Use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 171 cm", assuming the estimate is accurate if it is within 15 cm". The estimated standard deviation is cm3 (Type an integer or a decimal. Do not round.) ces ry Help Me Solve This View an Example Get More Help - Clear All Check