In a big university with over 10,000 students, 20% of all students work full time. A random sample of 100 students is selected from the university. Let X denote the number of students who work full time in the sample. f) Find ?(? > 20). g) Find ?(15 ≤ X ≤ 25). h) Find ?(15 < X < 25). Using cdf.
In a big university with over 10,000 students, 20% of all students work full time. A random sample of 100 students is selected from the university. Let X denote the number of students who work full time in the sample. f) Find ?(? > 20). g) Find ?(15 ≤ X ≤ 25). h) Find ?(15 < X < 25). Using cdf.
Chapter9: Sequences, Probability And Counting Theory
Section9.5: Counting Principles
Problem 36SE: The number of 5-element subsets from a set containing n elements is equal to the number of 6-element...
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In a big university with over 10,000 students, 20% of all students work full time. A random sample of 100
students is selected from the university. Let X denote the number of students who work full time in the sample.
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f) Find ?(? > 20).
-
g) Find ?(15 ≤ X ≤ 25).
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h) Find ?(15 < X < 25).
Using cdf.
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