Mathematics, 26.02.2020 00:22 Raewolf25
Suppose the actual proportion of USU students who feel parking is a problem is 0.70. A student takes a poll of 100 randomly selected Purdue students and asks them if they feel that parking is a problem.
a. What is the mean for the sample proportion?
b. What is the standard deviation for the sample proportion? (Use 4 decimals)
c. What is the probability that the sample proportion is greater than 0.75? (Use 4 decimals)
d. Between what two values does the middle 95% of the sample proportions lie? (Use 4 decimals)
Answers: 2
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Mathematics, 22.06.2019 05:30
The 7th grade has collected $200 for a field trip that would cost $600. the teachers decided to ask $50 from additional students to cover the cost. how mny students must pay to cover the cost ? a 16studentsb 80studentsc 160studentsd 8students show work
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Suppose the actual proportion of USU students who feel parking is a problem is 0.70. A student takes...
Mathematics, 13.03.2020 18:31
Mathematics, 13.03.2020 18:31
Mathematics, 13.03.2020 18:31
Mathematics, 13.03.2020 18:31
Mathematics, 13.03.2020 18:31
Mathematics, 13.03.2020 18:31