Question
a. A random sample of 125 students is taken from the population of all part-time students...
a. A random sample of 125 students is taken from the population of all part-time students in the United States, for which the overall proportion of females is 0.6. Identify the mean of the sampling distribution for the proportion of female part-time students. (1 decimal place).
b. A random sample of 125 students is taken from the population of all part-time students in the United States, for which the overall proportion of females is 0.6. Identify the standard deviation of the sampling distribution for the proportion of female part-time students. (4 decimal places).
Homework Answers
Answer #1
Not the answer you're looking for?
Similar Questions
A random sample of 125 students is taken from the population of all part-time students in...
A random sample of 125 students is taken from the population of
all part-time students in the United States, for which the overall
proportion of females is 0.6. Calculate the probability
that between 70 and 90 or more part-time students are female,
inclusive. (3 decimal places)
Approximately 60% of all part-time college students in the United States are female. In random samples...
Approximately 60% of all part-time college students in the
United States are female. In random samples of size 100 taken from
the population of all part-time college students: * Describe the
sampling distribution of the sample proportion of part-time female
college students. * What is the probability that the sample
proportion of part-time female college students is at most 0.51? *
What is the probability that the sample proportion of part-time
female college students is at least 0.67? * What...
A random sample of size 14 was taken from a normally distributed population with a population...
A random sample of size 14 was taken from a normally distributed
population with a population mean 25 and a population standard
deviation 6.
Determine each of the following about the sampling distribution
of the sample mean.
Round your answer to at least 3 decimal places where
appropriate.
a) μx_=
b) σx_=
c) Can we conclude that the sampling distribution of
the sample mean is normal? Yes or No
A random sample of size 13 was taken from a population with a population mean 27...
A random sample of size 13 was taken from a population with a
population mean 27 and a population standard deviation 5.
Determine each of the following about the sampling distribution
of the sample mean.
Awnser A, B, C
Round your answer to at least 3 decimal places where
appropriate.
a) μx_=
b) σx_=
c) Can we conclude that the sampling distribution of
the sample mean is approximately normal? Yes or No
A random sample of size 64 is taken from a population with mean µ = 17...
A random sample of size 64 is taken from a population with mean
µ = 17 and standard deviation σ = 16. What are the expected value
and the standard deviation for the sampling distribution of the
sample mean?
You plan to take a random sample of 1000 undergraduate students enrolled at the University of...
You plan to take a random sample of 1000 undergraduate students
enrolled at the University of Washington to compare the proportion
of female and male students who would like to see that the United
States of America have a female President.
Suppose that you use random numbers to select
students, but you stop selecting females as soon as you have 100,
and you stop selecting males once you have 100. Is the resulting
sample a simple random sample? Explain your...
31) – (33): A random sample of size n = 40 is selected from a population...
31) – (33): A random sample of size n = 40 is selected from a
population that has a proportion of successes p = 0.8.
31) Determine the mean proportion of the sampling distribution
of the sample proportion.
32) Determine the standard deviation of the sampling
distribution of the sample proportion, to 3 decimal places.
33) True or False? The sampling distribution of the sample
proportion is approximately normal.
A random sample of size 64 is taken from a population with mean µ = 17...
A random sample of size 64 is taken from a population with mean
µ = 17 and standard deviation σ = 16. What are the expected value
and the standard deviation for the sampling distribution of the
sample mean?
17 and 2, respectively.
17 and 64, respectively.
17 and 16, respectively.
17 and 1, respectively.
A random sample of size 64 is taken from a population with mean µ = 17...
A random sample of size 64 is taken from a population with mean
µ = 17 and standard deviation σ = 16. What are the expected value
and the standard deviation for the sampling distribution of the
sample mean?
17 and 2, respectively.
17 and 64, respectively.
17 and 16, respectively.
17 and 1, respectively.
A random sample of size n = 50 is selected from a binomial distribution with population...
A random sample of size n = 50 is selected from a
binomial distribution with population proportion
p = 0.8.
Describe the approximate shape of the sampling distribution of
p̂.
Calculate the mean and standard deviation (or standard error) of
the sampling distribution of p̂. (Round your standard
deviation to four decimal places.)
mean =
standard deviation =
Find the probability that the sample proportion p̂ is
less than 0.9. (Round your answer to four decimal places.)
ADVERTISEMENT
Need Online Homework Help?
Get Answers For Free
Most questions answered within 1 hours.
ADVERTISEMENT
Active Questions
asked 31 minutes ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago
asked 2 hours ago
asked 2 hours ago
asked 2 hours ago
asked 2 hours ago
asked 2 hours ago