Standard Deviation Example Statistics. Calculate the mean of your data set. Around 68 of scores are between 40 and 60.
City a s forecasts are more reliable than city b s forecasts. The empirical rule says that 68 of heights fall within 1 time the sd of mean or x 1 σ 394 1 147 247 541. Following the empirical rule.
S u 2 n u n 2 c.
S 31 6 9 6 2 2. Calculate the standard deviation from the following distribution of marks by using all the methods. Around 68 of scores are between 40 and 60. The average of these squares is 32 41 variance.
