Question

You HAPPEN TO KNOW THAT 20% OF ALL THE STUDENTS AT GENERIC UNIVERSITY HAVE BLUE EYES....

You HAPPEN TO KNOW THAT 20% OF ALL THE STUDENTS AT GENERIC UNIVERSITY HAVE BLUE EYES. YOU GATHER A RANDOM SAMPLE OF 50 STUDENTS. fFIND A VALUE SUCH THAT THERE IS A 95% PROBABILITY THAT THE SAMPLE PROPORTION WOULD BE GREATER THAN THAT VALUE. PLEASE SHOW WORK SO I CAN TRY AND UNDERSTAND THIS....

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
the dean of student life at Gonzaga University reported recently that 0.75 of all Gonzaga students...
the dean of student life at Gonzaga University reported recently that 0.75 of all Gonzaga students live on campus. Gus Spencer, a psychology professor at Gonzaga, has selected a random sample of 75 students for a behavior study.a. Calculate the standard error of the proportion. b. What is the probability the proportion of students in Gus’s study who live on campus is no greater than0.72?
The university would like to conduct a study to estimate the true proportion of all university...
The university would like to conduct a study to estimate the true proportion of all university students who have student loans. According to the study, in a random sample of 215 university students, 86 have student loans. (a) Construct a 95% confidence interval for estimating the true proportion of all university students who have student loans (b) Provide an interpretation of the confidence interval in part (a). (c) Conduct an appropriate hypothesis test, at the 5% level of significance to...
In the past, 60% of all undergraduate students enrolled at State University earned their degrees within...
In the past, 60% of all undergraduate students enrolled at State University earned their degrees within four years of matriculation. A random sample of 95 students from the class that matriculated in the fall of 2014 was recently selected to test whether there has been a change in the proportion of students who graduate within four years. Administrators found that 40 of these 95 students graduated in the spring of 2018 (i.e., four academic years after matriculation). Given the sample...
You have been hired by the Coca-Cola Company to determine if students at University prefer Coke...
You have been hired by the Coca-Cola Company to determine if students at University prefer Coke or Pepsi. A taste test was performed where students were given two identical cups and were asked to taste both drinks. They had to report which drink they prefer. It was found that 69 out of 125 students indicated they preferred cup that contained Coke. 1. (4 pts) What is the random variable in this problem? Does the random variable have a binomial distribution?...
The registrar claims that the mean IQ of students at Stetson University (μ_0) is 120 with...
The registrar claims that the mean IQ of students at Stetson University (μ_0) is 120 with a standard deviation (σ) of 10. You obtain a random sample of 25 students and find that their mean (X ̅ ) is 115.State the null and alternative hypotheses. Conduct a z test to evaluate the registrar’s claim. Let α=.05. Please show your work and be sure to provide the z statistic, critical z value, and p value. What decision do you make about...
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...
You want to know who CMC students will be voting for in the upcoming election. You...
You want to know who CMC students will be voting for in the upcoming election. You randomly select 50 students and record the following: 27- Biden 20- Trump 3- Undecided or Other -------------------------------------------------------------------------------------------------------------------------- a. Construct a 95% Confidence interval for the proportion of students voting for Biden b. Interpret the Interval. Let's say you wanted your margin of error for the CMC voters to be only 5%. How many students would you have to survey if (still at 95% confidence):...
1. The reading speed of second grade students is approximately normal with a mean of 90...
1. The reading speed of second grade students is approximately normal with a mean of 90 words per minute (wpm) and a standard deviation of 10 wpm. A. What is the probability a randomly selected student will read more than 95 words per minute? B: What is the probability that a random sample of 12 second grade students results in a mean reading rate of more than 95 words per minute? c: What is the probability that a random sample...
20% of all college students volunteer their time. Is the percentage of college students who are...
20% of all college students volunteer their time. Is the percentage of college students who are volunteers different for students receiving financial aid? Of the 363 randomly selected students who receive financial aid, 58 of them volunteered their time. What can be concluded at the α = 0.10 level of significance? For this study, we should use The null and alternative hypotheses would be: H 0 : (please enter a decimal) H 1 : (Please enter a decimal) The test...
The mean GPA at a certain large university is 2.80. A random sample of 20 business...
The mean GPA at a certain large university is 2.80. A random sample of 20 business students found a mean GPA of 2.95 with a standard deviation of 0.31. Is there sufficient evidence to show that the mean GPA for business students is greater than the mean GPA for the university? a) state the hypothesis b) calculate the test statistic c) find the p-value d) make a statistical decision at a level of significance of 0.10 e) state your conclusion...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT