Please give me the Formula . Thank you.

A B C D E F G H K L M N O P Q The Exponential Distribution Let x be exponentially distributed with A = 0.5. Use Excel's function options to find the following values. Complete the following problems. Do not hard code the rate paramenter. Use the rate parameter in cell E8 to compute the probabilities. Rate Parameter 0.5 P(X S 1) Compute the Exponential probability by using the X value and D8. P(2 10) Compute the Exponential probability by using the X value and D8