4.2 Homework Previous Question 10 of 12 (1 point) View problem in a pop-up The f

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4.2 Homework Previous Question 10 of 12 (1 point) View problem in a pop-up The frequency distribution shown here illustrates the number of medical tests conducted on 44 1 2 3 4 5 67 8 9 10 Next 4.2 Section Exercise 19 atients. Number of tests performed Number of patients 12 10 4 or more As Li Download data If a patient is selected at random, find the probability for the following. Enter your answers as fractions or as decimals rounded to 3 decimal places. Part 1 P(patient has had exactly 3 tests done)- 0.159 Subr Part 2 out of 3 P(patient has had at least 3 tests done)- NEXT

Explanation / Answer

1) P(Exactly 3 tests) = Frequency/Total Frequency == 7/44 = 0.159

2) P(Atleast 3 tests) = P(3 test) + P(4 or more tests) = 7/44 + 11/44 = 9/22 = 0.409

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