Develop a 95 percent confidence interval for the proportion

Assignment Help Basic Statistics
Reference no: EM13612754

During a national debate on changes to health care, a cable news service performs an opinion poll of 500 small-business owners. It shows that 47 percent of small-business owners do not approve of the changes.

Develop a 95 percent confidence interval for the proportion opposing health care changes. (Round your answers to 4 decimal places.)

Reference no: EM13612754

Questions Cloud

To equally charged particles held 40 x 10-3 m apart are : two equally charged particles held 4.0 x 10-3 m apart are released from rest. the initial acceleration of the first
Bubbas bait shop sells spinner top water diving and tube : bubbas bait shop sells spinner top water diving and tube baits. bubba estimates that his variable costs are 0.20 per
Suppose the time to prepare a bed at a hospital is modeled : suppose the time to prepare a bed at a hospital is modeled with a random variable with a mean of 20 mins and a variance
If the expansion is isothermal at the temperature t 400k : four moles of an ideal gas are caused to expand from a volume v1 to a volume v2 2v1.a if the expansion is isothermal
Develop a 95 percent confidence interval for the proportion : during a national debate on changes to health care a cable news service performs an opinion poll of 500 small-business
The motor in a refrigerator has a power output of 200w if : the motor in a refrigerator has a power output of 200w. if the freezing compartment is at 270k and the outside air is
Compute the temperature of the reservoirs between which the : an ideal monatomic gas is the working substance of a carnot engine. during the isothermal expansion the volume doubles.
Determine the average value of the kinetic energy of the : determine the average value of the kinetic energy of the particles of an ideal gas at 0.0c and at 100c.what is kinetic
Why is there an inverse relationship between committing a : why is there an inverse relationship between committing a type i error and committing a type ii error? what is the best

Reviews

Write a Review

Basic Statistics Questions & Answers

  Reason or evidence to reject the claim

Assume gasoline prices for a region are normally distributed. Do the data you obtained provide enough evidence to reject the claim? Use a 1% level of signi?cance.

  Calculation of confidence interval

A car manufacturer has redesigned the anti-theft device on one of its models to increase the time that it takes for a professional car thief to be able to steal the car.

  In a town 60 of families are known to drive european cars

in a town 60 of families are known to drive european cars. in a sample of 10 families what is the probability that at

  Calculate the standard error of the difference between the

an article in the american statistician m. l. r. ernst et al. scatterplots for unordered pairs 50 1996 pp. 260-265

  Shape of the distribution in national average sat score

The national average SAT score (for Verbal and Math) is 1028. Suppose that nothing is known about the shape of the distribution and that the standard deviation is 100. If a random sample of 200 scores were selected and the sample mean were calcula..

  Computing five key percentiles for data

Compute mean, standard deviation, coefficient of variation and 5 key percentiles for these data.

  You are dealt two cards successively without replacement

you are dealt two cards successively without replacement from a standard deck of 52 playing cards. find the

  Find the z-score for the standard normal distribution where

find the z-score for the standard normal distribution wherepzlta

  Find mean-median-mode-variance-standard deviation

Find the mean, median, mode, variance, standard deviation, frequency table, cumulative frequency table, coefficient of variation, and mean deviation of the population.

  Determining expected value of perfect information

Compute expected value for each of three actions and find out if manager must accept, further analyze, or reject the lot? Determine expected value of perfect information (EVPI)?

  Confidence interval for the population mean

A candy confectioner measures the weight of 30 pieces of candy and obtains a mean and standard deviation of 32.5 gms and 2.6 gms, respectively. Construct the 98% confidence interval for the population mean.

  As the confidence level increases while me stays the same

1- as the confidence level increases while me stays the same does the required sample size increase decrease or stays

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