Something

public class Project_2_1 {
  public static void main(String[]args) {
    double T1, T2, T3, T4, T5, Average;
    T1 = 75.9;
    T2 = 80.6;
    T3 = 90.5;
    T4 = 60.1;
    T5 = 87.5;
    Average = (T1 + T2 + T3 + T4 + T5)/5;
    System.out.println("Average is " + Average);
    double Ta1, Ta2, Ta3,Ta4, Ta5, Deviation;
    Ta1 = Math.pow (( T1 - Average ), 2);
    Ta2 = Math.pow (( T2 - Average ), 2);
    Ta3 = Math.pow (( T3 - Average ), 2);
    Ta4 = Math.pow (( T4 - Average ), 2);
    Ta5 = Math.pow (( T5 - Average ), 2);
    Deviation = Math.sqrt ( ( ( Ta1 + Ta2 + Ta3 + Ta4 + Ta5 ) / 5 ) );
    System.out.println("Deviation is " + Deviation);
    double Small, Large;
    Small = Math.min ( Math.min ( Math.min ( T1, T2 ), Math.min ( T3, T4) ), T5 );
    Large = Math.max ( Math.max ( Math.max ( T1, T2 ), Math.max ( T3, T4) ), T5 );
    System.out.println("Max temp is " + Large + " lowest temp is " + Small);
  }
}