(1 point) Suppose that 43% of households in a city have children. You take a random sample of 20 households from the city. Let x represent the number of households in your sample that have children. Find the following probabilities. (a) P(x = 4 or 12) (b) P(x <10) (c) P(x > 7) = (d) P(x < 12) = = (e) P(x >10) = = =
(1 point) Suppose that 43% of households in a city have children. You take a random sample of 20 households from the city. Let x represent the number of households in your sample that have children. Find the following probabilities. (a) P(x = 4 or 12) (b) P(x <10) (c) P(x > 7) = (d) P(x < 12) = = (e) P(x >10) = = =
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.3: Conditional Probability; Independent Events; Bayes' Theorem
Problem 27E: Another friend asks you to explain how to tell whether two events are dependent or independent. How...
Question
Transcribed Image Text:(1 point) Suppose that 43% of households in a city have children. You take a random sample of 20
households from the city. Let x represent the number of households in your sample that have
children. Find the following probabilities.
(a) P(x = 4 or 12)
(b) P(x <10)
(c) P(x > 7) =
(d) P(x < 12)
=
=
(e) P(x >10) =
=
=
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