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A statistics professor plans classes so carefully that the
A statistics professor plans classes so carefully that the lengths of her classes are uniformly distributed between 48.0 and 53.0 minutes. Find the probability that a given class period runs between 5… read more
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Question Help A statistics professor plans classes so
Question Help A statistics professor plans classes so carefully that the lengths of her classes are uniformly distributed between 45.0 and 55.0 minutes. Find the probability that a given class period … read more
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I have a statistics class of 20 ​students, of whom 9 are
I have a statistics class of 20 ​students, of whom 9 are female. I randomly select 5 students to make a group presentation to the class. What is the probability of the following​ occurring? a. All of … read more
Scott
Scott
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An organization installs new garage doors on residential
An organization installs new garage doors on residential homes. Suppose the installation time for a residence follows the uniform distribution with a minimum time of 170 minutes and a maximum time of … read more
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I'm currently enrolled in a nursing probability and
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rajeevanpillai
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Suppose that all college freshmen have to take a statistics
Suppose that all college freshmen have to take a statistics proficiency exam during the week of registration. Scores are normally distributed with a mean of 75 and a standard deviation of 8.Students w… read more
akch2002
akch2002
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On the final exam in a large statistics class, the mean
On the final exam in a large statistics class, the mean score was 66 with a standard deviation of 10.What was the exam score associated with the 95th percentile?… read more
MunishK
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Mr. Connor's statistics class has 111 students, classified
Mr. Connor's statistics class has 111 students, classified by academic year and gender, as illustrated in the table. Mr. Connor randomly chooses one student to collect yesterday's work.Mr. Connor's St… read more
Sandhya_sharma
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Suppose that statisticians determine that there is a
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There were 30 students in last semester's statistics class.
There were 30 students in last semester's statistics class. Of these students, 7 earned a grade of A and 12 earned a grade of B. What is the probability that a randomly chosen student earned a grade o… read more
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Master's Degree
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A statistics professor plans classes so carefully that the
A statistics professor plans classes so carefully that the lengths of her classes are uniformly distributed between 45.0 and 55.0 minutes. Find the probability that a given class period runs between 5… read more
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Question 1 : Data that are collected by an individual
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I need to answer the following question statistics class.
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Refer to the following frequency distribution for Questions
Refer to the following frequency distribution for Questions 1, 2, 3, and 4. The frequency distribution below shows the distribution for checkout time (in minutes) in MiniMart between 3:00 and 4:00 PM … read more
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I need a graduate level statistics homework completed for my
I need a graduate level statistics homework completed for my social work class. I am completely lost, and this assignment is due Wednesday April 24. Hope to have response with a price quote ASAP! Than… read more
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a statistic professor plans classeds so carefully that the
a statistic professor plans classeds so carefully that the lengths of her classes are uniformly distributed between 47.0 and 52.0 minutes. Find the probability that a given class period runs greater t… read more
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Dr. Stallter has been teaching basic statistics for many years.
Dr. Stallter has been teaching basic statistics for many years. She knows that 80 percent of the students will complete the assigned problems. She has also determined that among those who do their ass… read more
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In 1997, the probability of an IRS audit was 1.7 percent for
In 1997, the probability of an IRS audit was 1.7 percent for U.S. taxpayers who filed form 1040 and who earned $100,000 or more. (a) What are the odds that such a taxpayer will be audited? (b) What ar… read more
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