Concept explainers
To calculate: the probability that a randomly chosen student has at least a B
Answer to Problem 1BCYP
The number of student chosen for at least B is
Explanation of Solution
Given information: the student with grade A are 7, the student with grade B are 9, the student with grade C are 11, the student with grade D are 3 and the student with grade F are 2
Calculation: No. of student with grade B or better is equal to the sum of no. of student with grade A with number of students with grade B
The probability for a randomly chosen student has at least B can be calculated as,
Therefore, the number of student chosen for at least B is
Chapter 12 Solutions
Algebra 1
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