Statistics for Decision-Making Submit Quiz Time Remaining: 00:46:38 uiz: Week 7

Question

Statistics for Decision-Making Submit Quiz Time Remaining: 00:46:38 uiz: Week 7 Quiz This Quiz: 60 pts possible 160119 (9 complete) | is Question: 4 pts The time spent (in days) waiting tor a heart transplant in two states for patients with type A blood c the graph to the right Complete parts (a) and (b) below can be approximated by a normal distribution, as shown in =21.3 Cick to view page1 of the table 60 210 (a) whats the shortest time spent waiting for a heart that would still place a patient in the top 25% of waiting times? days (Round to two decimal places as (D) What is the longest time spent waiting for a heart that would stil place a patient in the bottom 25% of waiting times? days (Round to two decimal places as needed ) needed ) Enter your answer in each of the answer boxes. search

Explanation / Answer

Solution:- Given that =135 = 21.3

a) shortest time X = + Z*  
= 135 + 0.6745*21.3
= 149.37

b) longest time = 135 - 0.6745*21.3
= 120.63

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