A radioactive mass emits particles according to a Poisson process. The probability that no particles will be emitted in a 2 second period is 0.5. NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. What is the probability that no particles are emitted in a 4 second period

Ineed i do not understand i'm only 8

On new year's day, the average temperature of a city is 5.7 degrees celsius. but for new year's day 2012, the temperature was 9.8 degrees below the average. i) if a represents the average temperature on new year's day and 7 represents the temperature on new year's day 2012, what formula accurately relates the two values together? ii) what was the temperature on new year's day 2012? dt a 0.8 ii) - 4 1 degrees celsius da-t-98 ii) 59 degrees celsius 1) 7 = -9,8 11) 59 degrees celsius ii) l degrees celsius

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane