The student government claims that 75% of all students favor an increase in student fees to buy indoor potted plants for the classrooms. A random sample of 11 students produced 2 in favor of the project. (a) What is the probability that 2 or fewer in the sample will favor the project, assuming the student government's claim is correct? (Use 3 decimal places.) (b) Do the the data support the student government's claim, or does it seem that the percentage favoring the increase in fees is less than 75%? a.The data do not give us any indication that the percent favoring the increase in fees differs from 75%. b.The data seem to indicate that the percent favoring the increase in fees is less than 75%. c.The data seem to indicate that the percent favoring the increase in fees is greater than 75%. d.The data seem to indicate that the percent favoring the increase in fees is equal to 75%.
The student government claims that 75% of all students favor an increase in student fees to buy indoor potted plants for the classrooms. A random sample of 11 students produced 2 in favor of the project. (a) What is the probability that 2 or fewer in the sample will favor the project, assuming the student government's claim is correct? (Use 3 decimal places.) (b) Do the the data support the student government's claim, or does it seem that the percentage favoring the increase in fees is less than 75%? a.The data do not give us any indication that the percent favoring the increase in fees differs from 75%. b.The data seem to indicate that the percent favoring the increase in fees is less than 75%. c.The data seem to indicate that the percent favoring the increase in fees is greater than 75%. d.The data seem to indicate that the percent favoring the increase in fees is equal to 75%.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.8: Probabilities Of Disjoint And Overlapping Events
Problem 2C
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The student government claims that 75% of all students favor an increase in student fees to buy indoor potted plants for the classrooms. A random sample of 11 students produced 2 in favor of the project.
(a) What is the probability that 2 or fewer in the sample will favor the project, assuming the student government's claim is correct? (Use 3 decimal places.)
(b) Do the the data support the student government's claim, or does it seem that the percentage favoring the increase in fees is less than 75%?
(b) Do the the data support the student government's claim, or does it seem that the percentage favoring the increase in fees is less than 75%?
a.The data do not give us any indication that the percent favoring the increase in fees differs from 75%.
b.The data seem to indicate that the percent favoring the increase in fees is less than 75%.
c.The data seem to indicate that the percent favoring the increase in fees is greater than 75%.
d.The data seem to indicate that the percent favoring the increase in fees is equal to 75%.
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