Explain what is wrong when statistician survey voters

Assignment Help Basic Statistics
Reference no: EM13154113

A statistician needs to survey a sample of 50 people that is representative of voters in his community. He prepared a list of phone numbers of 50 randomly selected, expected voters. Next morning, he came to work at 8:00 and began to make calls. By 11:00 a.m., his survey was done. Don't discuss what is not said. Discuss what is wrong with what is said.

Reference no: EM13154113

Questions Cloud

A mixture heated to produce gaseous : A mixture of CaCO3 and CaO weighing 0.680 g was heated to produce gaseous CO2. After heating, the remaining solid weighed 0.489 g.
Establish an interval estimate around the sample mean : Find the standard error of the mean. Also establish an interval estimate around the sample mean using one standard deviation of the mean.
What is the opportunity cost of tammies trip : The cost of the concert ticket is $50. What is the opportunity cost of Tammie's trip to the concert and the monthly productivity of two workers is as follow: Alex 300 Pants & 100 bikes and Joel 100 pants & 50 bikes.
Calculate the mass of ice : Consider a glass of 262 mL of water at 28°C. Calculate the mass of ice at -15°C that must be added to cool the water to 10°C after thermal equilibrium is achieved.
Explain what is wrong when statistician survey voters : Next morning, he came to work at 8:00 and began to make calls. By 11:00 a.m., his survey was done. Don't discuss what is not said. Discuss what is wrong with what is said.
Stock value by using capital asset pricing model : An investor is looking to buy stock in Company XYZ. The earnings in the last year were $9.50 a share and expected to grow 3% a year for the upcoming 5 years. The current return on benchmark investments is 11%. Using the Capital Asset Pricing Model..
Determine the divisional and company net income : Determine the divisional and company net income if the transfer price is set at the market price. Determine the divisional and company net income if the transfer price is set at total cost. Determine the divisional and company net income if the trans..
Mass of limestone is required to remove the sulfur dioxide : what mass of limestone is required to remove all the sulfur dioxide formed by the combustion of 7.5 104 kg of coal that is 0.33 mass % sulfur?
Does this hurt the growth in the economy? : Assuming a company does not have enough excess retained earnings to fund future projects that have positive NPV's, they would have to sell debt or issue new capital. Issuing new capital is often thought of as a negative sign to current stock holders,..

Reviews

Write a Review

Basic Statistics Questions & Answers

  Concept of risk analysis

Explain the concept of risk analysis and how monte carlo simulation can provide useful information for making decisions.

  Estimate the true proportion of college students

Estimate the true proportion of college students who believe in the possibility of haunted places with 99% confidence. According to Time magazine, 37% of americans believe that places can be haunted.

  Costs of coca cola company

Compute the unit manufacturing cost of the product under the contribution approach. Compute the effect on net income of accepting a special order for 500 units at $10 per unit assuming excess capacity.

  Confidence interval for the proportion of readers

Forty percent of the sample wanted more local news. What is the 99% confidence interval for the proportion of readers who would like more coverage of local news?

  Hypothesis test to determine whether average weight is more

Construct a hypothesis test to determine whether the average weight of a Smoky Bear moving van is more that 12,000 lb. Us a 5% level of significance.

  Confidence interval-population mean-proportion

If X=85 (sample mean), 8 is population standard deviation, and n=64 is sample size, construct a confidence interval estimate for the population mean.

  Probability of a randomly selected automobile

What is the probability that a randomly selected automobile manufactured by the company will have a defective microprocessor?

  Eff ective in detecting a disease

A lab test is 95% eff ective in detecting a disease. The test gives a false positive (reports the patient has disease when they do not) for 1 % of the healthy population tested.

  Information about normal probability plot

Describe the use of normal probability plot to evaluate whether a set of data is normally distributed?

  Margin of error and confidence interval

Assume that the population means are to be estimated from the sample described below. Use the sample results to approximate the margin of error and 95% confidence interval

  Probability that one or more parolees will repeat offenders

Find the probability that one or more of the five parolees will be repeat offenders. (Round your answer to three decimal places.)

  Find best point estimator for difference-binomial proportion

x1 = 100 and x2 = 127 successes were observed. What is the best point estimator for the difference ( p1-p2) in the two binomial proportions?

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