A-Level MathematicsYear 2020Q4
18 Question 4 continued Agents have the target of resolving at least 15 of their 40 cases by the end of the month. Assume that the model B(40, 0.4) is appropriate for the number of cases resolved by an agent by the end of the month. (d) Calculate the probability that an agent selected at random does not meet their target by the end of any given month. (1) _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ Agents are assessed quarterly (every three months). Those agents that do not meet the target for all three months in the quarter are given a formal warning. (e) Calculate the probability that an agent selected at random will be given a formal warning at the end of any given quarter. (2) _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________
Paper Source:9ST0_03_que_20201024.pdf
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Exam Specification Info
This question is part of the UK A-Level Mathematics syllabus. In the actual exam, structured questions typically require linking specific keywords to gain full marks. Applaa helps you drill these topics.
Syllabus levelAdvanced Level (A-Level)
SubjectMathematics
Official MarksVariable (2–6 marks)