Question
In: Statistics and Probability
According to a recent report, 48% of college student internships are unpaid. A recent survey of...
According to a recent report, 48% of college student internships are unpaid. A recent survey of 100 college interns at a local university found that 52 had unpaid internships. a. Use the five-step p-value approach to hypothesis testing and a 0.10 level of significance to determine whether the proportion of college interns that had unpaid internships is different from 0.48. b. Assume that the study found that 59 of the 100 college interns had unpaid internships and repeat (a). Are the conclusions the same? a. Let π be the population proportion. Determine the null hypothesis, H0, and the alternative hypothesis, H1. H0:π ____ H1: π ____
Solutions
orchestra answered 1 year agoRelated Solutions
According to a recent report, 47% of college student internships are unpaid. A recent survey of...
According to a recent report, 47% of college student
internships are unpaid. A recent survey of 100 college interns at a
local university found that 52 had unpaid internships.
a. Use the five-step p-value approach to hypothesis testing and
a 0.10 level of significance to determine whether the proportion of
college interns that had unpaid internships is different from
0.47.
b. Assume that the study found that 59 of the 100 college
interns had unpaid internships and repeat (a). Are...
According to a recent report, 46% of college student internships are unpaid. A recent survey of...
According to a recent report, 46% of college student
internships are unpaid. A recent survey of
60college interns at a local university found that 34had unpaid
internships.
a. Use the five-step p-value approach to
hypothesis testing and a
0.05level of significance to determine whether the proportion of
college interns that had unpaid internships is different from
0.46
b.Assume that the study found that 37of the
60college interns had unpaid internships and repeat (a). Are the
conclusions the same?
a. Let...
According to a recent report, 46% of college student internships are unpaid. A recent survey of...
According to a recent report, 46% of college student
internships are unpaid. A recent survey of 60 college interns at a
local university found that 31 had unpaid internships.
a. Use the five-step p-value approach to hypothesis testing and
a 0.05 level of significance to determine whether the proportion of
college interns that had unpaid internships is different from
0.46.
b. Assume that the study found that 3838 of the 6060 college
interns had unpaid internships and repeat (a). Are...
a.) According to a recent report, 46% of college student internships are unpaid. A recent survey...
a.) According to a recent report, 46% of college student
internships are unpaid. A recent survey of 120 college interns at a
local university found that 57 had unpaid internships. 1.)Use the
five-step p-value approach to hypothesis testing and a 0.05 level
of significance to determine whether the proportion of college
interns that had unpaid internships is different from 0.46. 2.)
Assume that the study found that 70 of the 120 college interns had
unpaid internships and repeat (1). Are...
13.) According to a recent report, 46% of college student internships are unpaid. A recent survey...
13.) According to a recent report, 46% of college student
internships are unpaid. A recent survey of 120 college interns at a
local university found that 60 had unpaid internships.
- Use the five-step p-value approach to hypothesis testing and
a 0.05 level of significance to determine whether the proportion of
college interns that had unpaid internships is different from 0.46.
Assume that the study found that 69 of the 120 college interns had
unpaid internships and repeat (a). Are...
According to a recent National Association of Colleges and Employers (NACE) report, 44% of college students who had unpaid internships received full-time job offers post-graduation compared to 72% of college students who had paid internships.
According to a recent National Association of Colleges and Employers (NACE) report, 44% of college students who had unpaid internships received full-time job offers post-graduation compared to 72% of college students who had paid internships. A recent survey of 60 college unpaid interns at a local university found that 30 received full-time job offers post-graduation.
a. Use the five-step p-value approach to hypothesis testing and a 0.05 level of significance to determine whether the proportion of college unpaid interns that...
According to a recent survey conducted at a local college, we found students spend an average...
According to a recent survey conducted at a local college, we
found students spend an average of 19.5 hours on their smartphone
per week, with a standard deviation of 3.5 hours. Assuming the data
follows the normal distribution.
a) How many percent of students in this college spend more than
15 hours on their smartphone per week?
b) If we randomly select 12 students, what is the probability
that the average of these students spending on the internet is more...
According to a survey by Accountemps, 48% of executives believe that employees are most productive on...
According to a survey by Accountemps, 48% of executives believe
that employees are most productive on Tuesdays. Suppose 230
executives are randomly surveyed. Appendix A Statistical Tables a.
What is the probability that fewer than 101 of the executives
believe employees are most productive on Tuesdays? b. What is the
probability that more than 115 of the executives believe employees
are most productive on Tuesdays? c. What is the probability that
more than 96 of the executives believe employees are...
A report describes results of a survey of nearly 2,000 college faculty. The report indicates the...
A report describes results of a survey of nearly 2,000 college
faculty. The report indicates the following.
30.5% reported that they use Twitter and 69.5% said that they
did not use Twitter.
Of those who use Twitter, 39.8% said they sometimes use Twitter
to communicate with students.
Of those who use Twitter, 26.5% said that they sometimes use
Twitter as a learning tool in the classroom.
Consider the chance experiment that selects one of the study
participants at random and...
A recent survey was conducted to determine how people consume their news. According to this survey,...
A recent survey was conducted to determine how people consume
their news. According to this survey, 60% of men preferred
getting their news from television. The survey also indicates that
42% of the sample consisted of males. Also, 42% of females
prefer getting their news from television. Use this information to
answer the following questions.
a. Consider that you have 30000 people, given the information
above, how many of them are male?
b. Again considering that you have 30000...
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