Type the correct answer in each box. Use numerals instead of words. Lab tests of a new drug indicate a 70% success rate in completely curing the targeted disease. The doctors at the lab created the random data in the table using representative simulation. The letter E stands for "effective," and N stands for "not effective.
The estimated probability that it will take at least five patients to find one patient on whom the medicine would not be effective is _. The estimated probability that the medicine will be effective on exactly three out of four randomly selected patients is _.​