Al realizar un censo en una pequeña comunidad se arrojaron los siguientes resultados respecto a la edad de los integrantes: De 18 a 25 años: 8 personas; De 26 a 33 años: 12 personas; De 34 a 41 años: 15 personas; De 42 a 49 años: 6 personas; De 50 a 57 años: 4 personas; De 58 a 69 años: 3 personas; Cálcular la desviación estándar:

Plz answer asap! i will reward brainliest and 12 points for these three questions!take notice: these three questions are completely different! 1) what is the percentage of sugar in the syrup made of 10 kg of water and 4 kg of suugar? 2) what was the original price if after 10% discount it became $450? 3) at first a price was decreased by 12%, then it was disounted again by an additional 5%. what is the percent of the total discount? , and remeber i will award brainliest and 12 points!