Thirty percent of the people called agree to participate

Assignment Help Basic Statistics
Reference no: EM13575883

Thirty percent of the people called agree to participate in a brief telephone survey. In a random sample of four people called, what is the probability that exactly two people would not agree to participate in the survey?

Reference no: EM13575883

Questions Cloud

A cpa firm has audited the financial statements included in : a cpa firm has audited the financial statements included in a form s-1 filed with the sec under the securities act of
Compare and contrast job order costing to process costing : your cfo in her initial work needs to decide whether to set up a job order costing system or a process type costing
You anticipate that your annual savings will increase by : fv of uneven cash flow you want to buy a house within 3 years and you are currently saving for the down payment. you
Listed below are the durations in hours of a simple random : listed below are the durations in hours of a simple random sample of all flights of a space shuttle program. find
Thirty percent of the people called agree to participate : thirty percent of the people called agree to participate in a brief telephone survey. in a random sample of four people
The sarbanes-oxley act of 2002 placed sigificant : the sarbanes-oxley act of 2002 placed sigificant restrictions on the types of consulting that may be performed by
Your last deposit which will occur at the end of year 6 : reaching a financial goal six years from today you need 10000. you plan to deposit 1500 annually with the first
Prepare the journal entries to record the accrual of : cole corporation issued 400000 7 20-year bonds on january 1 2014 for 360727. this price resulted in an
Identify the type of observational study cross-sectional : question identify the type of observational study cross-sectional retrospective or prospective described below.a

Reviews

Write a Review

Basic Statistics Questions & Answers

  Confidence interval to estimate difference in mean deposits

A summary of data (deposits in thousands of dollars) from the survey is as follows: First National 1 = 4.1, σ1 = 1.2; City National 2 = 3.5, σ2 = 0.9. Use a 98% confidence interval to estimate the difference in the mean weekly deposits into IRAs f..

  Graph the inequality between hip and waist sizes

A study concluded that waist to hip ratios are a better predictor of 5-year survival than more traditional height-to-weight ratios.

  Solve and graph compound inequality

Solve each compound inequality. State the solution set using interval notation and graph it.

  Conclusion-proportion of women physicians at university

Is there sufficient evidence at the 0.05 level of significance to conclude that the proportion of women physicians at the university health system exceeds 27.9%?

  Size of sample-estimation of true mean

If we wanted to shorten the interval of the estimation of the true mean of Saturday sales to a width of $600 in total, what should the size of our sample be to achieve it?

  Calculating population mean-population standard deviation

Calculate the population mean and population standard deviation.

  Find the regression equation

How can we take this "chart" and use it to find the Regression Equation? What is the equation?

  Calculation of confidence interval-t-distribution

A recent study of 50 self-service gasoline stations in the Greater Cincinnati' Northern Kentucky metropolitan area revealed that the mean price of unleaded gas was $2.029 per gallon. The sample standard deviation was $0.03 per gallon.

  Find power of the test if true value of p is given

The sample of 200 voters and tests Ho: P=0.5 versus H1:P(not equal)0.5 at 5% level. What is the power of the test if the true value of P is 0.55?

  Probability that selected bag has fewer than thousand chips

What is the probability that a randomly selected bag has between 1000 and 1200 chips? What is the probability that a randomly selected bag has fewer than 1000 chips?

  Significant relationship between the two variables

Be certain to mention the direction of the relationship, the strength of the relationship, and whether our findings are statistically significant

  Estimate claim filed against insurance company exceed

What can we say with 99% confidence about the maximum error, if we use the sample proportion as an estimate of the true proportion of claims filed against this insurance company that exceed $1,200?

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