Confidence interval estimate for fraction of current student

Assignment Help Basic Statistics
Reference no: EM13131311

A university planner thinks that fewer than the normal 38% of spring semester students will attend summer school. She surveys 32 current students, discovering that 12 will return to summer school. Construct a 90% confidence interval estimate for the fraction of current spring students who will return to summer school.

Reference no: EM13131311

Questions Cloud

Positive deficient square pentagonal numbers : Find the first five positive deficient square pentagonal numbers. The answer should demonstrate in a table with 3 columns how to get the corresponding m, n and Pm for each of the 5 numbers.
What is amount of amortization to pension expense for year : The average remaining service period for the employees expected to receive benefits is 10 years. What is amount of amortization to pension expense for the year?
Discuss the possible implication of non-stationarity : Identify whether the variables in your model suffer from non-stationarity. Discuss the possible implication of non-stationarity for your model and how this problem could be addressed.
Determining discrete math-induction : A flagpole is n feet tall. On this flag pole we display flags of the following types: red flags that are 1 foot tall, blue flags that are 2 feet tall and green flags that are 2 feet tall.
Confidence interval estimate for fraction of current student : Discovering that 12 will return to summer school. Construct a 90% confidence interval estimate for the fraction of current spring students who will return to summer school.
Personal experience inside and outside of academics : Relying on your readings for Unit I and your personal experience inside and outside of academics, define academic writing in a 100-200 word essay-style response about academic writing
Difference between vision-current organizational situatio : According to Senge, leaders must understand this notion, which represents the difference between the "vision" of where the organization could be and the reality of the current organizational situatio.
Prepare the entry to close over or underapplied overhead : A company allocates overhead at a rate of 140% of direct labor cost. Actual overhead cost for the current period is $745,000, and direct labor cost is $500,000. Prepare the entry to close over- or underapplied overhead to cost of goods sold
Reimbursing the fund : Prepare journal entries to (1) establish the fund on January 1, (2) reim- burse it on January 8, and (3) both reimburse the fund and increase it to $500 on January 8, assuming no entry in part 2.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Hypothesis testing-confidence interval-population mean

Average cost of $3,200 for products. n=25. After review it seems mean cost is $2,000 with a standard deviation of $150. Test that average cost is $3,200 or more versus $2,000. assume level of significance of .05.

  Amount of work-hours involved in the festival preperation

Overall, the amount of work-hours involved in the festival preperation is normally distributed around 100 hours withn a standard deviation of 12 hours.

  Single regression problem

Suppose we have the following information from a single regression: What is the coefficient of determination? What is the correlation coefficient?

  Determining florida lottery

In the Florida lottery, six numbers from 1 to 53 must be selected. to win the jackpot, the six numbers must match the draw numbers.

  Change to the objective function or a raise in the value

Either no change to the Objective function or a raise in the value of the objective function depends on the constraint.

  Hypothesis testing procedure for situation

What hypothesis testing procedure would you use in the following situations? Explain your reasons, including assumptions and limitations for selecting the procedure.

  Hypothesis test-confidence interval mean by t distribution

Calculate separate confidence intervals for the numbers of days absent for Clinic A and Clinic B, respectively.

  Randomized block design

Either summarize your design or give an appropriate layout with table.

  Information about expressions and equations

Please provide an answer to the questions below that contains 250 to 300 words to each. How does the knowledge of simplifying an expression help you to solve an equation efficiently? Give an example of using and not using simplification to illustra..

  Probability that random sample give mean test score

What is the probability a random sample of 90 test takers will provide a sample mean test score within 10 points of the population mean of 502 on the Critical Reading part of the test (to 4 decimals)?

  Difference between attitudes in two cities

a) Test whether there is a difference between attitudes in the 2 cities. Use a 95% alpha. b) What does your result say about attitude consistency across cities?

  Information about binomial-poisson probabilities

Two percent of the parts from a production process are defective. A sample of five parts from the production process is selected. What is the probability that the sample contains exactly two defective parts?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd