Estimating the proportion of vehicle

Assignment Help Basic Statistics
Reference no: EM13103102

The State Transportation Department is interested in estimating the proportion of vehicle owners that are operating vehicles without the required liability insurance. If they wish to estimate the population proportion within 0.03 and use 95 percent confidence, what is the largest random sample that they will need?

Reference no: EM13103102

Questions Cloud

Application of chebyshev inequality : In an exam, the mean score is 70 and the variance is 16. What is the probability that a student's score will lie within the "54 to 86" range?
What is the coefficient of volume expansion in the glass : If the coefficient of volume expansion of mercury is 18x10(^-5) (K^-1), what is the coefficient of volume expansion in the glass?
Demonstrate that gravitational energy is not extensive : Demonstrate that gravitational energy is not extensive: show that the gravitational energy of a sphere of radius 'r' and uniform density varies with volume V^n and find the exponent 'n'.
Computation of probability and chebychev inequality : The probability of contracting the kissing disease is .23 when one is exposed to a certain provocative environment. Sixty people are so exposed. What is the probability that no more than 10 are infected with this dreaded disease.
Estimating the proportion of vehicle : The State Transportation Department is interested in estimating the proportion of vehicle owners that are operating vehicles without the required liability insurance.
Where did the ball hit the wall : A woman throws a ball at a vertical wall d = 3.0 m away. The ball is h = 1.5 m above ground when it leaves the woman's hand with an initial velocity of 12 m/s at 45°.
Addition theorem on probability : A survey of magazine subscribers showed that 55.8% rented a car during the last 12 months for business reasons, 44% rented a car for personal reasons, and 25% rented a car for both business and personal reasons.
Determine the initial mass of ice : A cooking vessel on a slow burner contains 11.2 kg of water and an unknown mass of ice in equilibrium at 0°C at time t = 0. The temperature of the mixture is measured at various times, and the result is plotted. During the first 50.0 min, the mixt..
Graph with a regression line : You have a graph with a regression line that is positively sloped. The regression line starts with observation points tightly packed around the regression line but as you move across the x-axis the observations tend to get further and further away..

Reviews

Write a Review

Basic Statistics Questions & Answers

  Two-sided test with significance level

How many participants need to be enrolled in each group to achieve 80% power using a two-sided test with significance level =.05

  Hypotheses to determine mean

Formulate the hypotheses that can be used to determine whether the mean of all account balances is significantly different from $1,150

  Pearson coefficient research study

A behavioral research situation that could use a Pearson coefficient research study and a chi square research study. Present the rationale for each selection.

  One-way anova using linear contrasts

Compute an F-statistic for each linear construct and determine its significance.

  Is it reasonable to conclude that any of the trucks

Fast Service Truck Lines uses the Ford Super Duty F-750 exclusively. Management made a study of the maintenance costs and determined the number of miles traveled during the year followed the normal distribution. The mean of the distribution was 60..

  Annual salaries for federal employees

In the early years of the twenty-first century, annual salaries for federal employees in the Upper Midwest averaged approximately $42,000, with a population standard deviation (σ) of $4,900. If we drew a random sample of 25 federal employees from ..

  Smoking depends on the age category

Test at the 5% level whether the incidence of smoking depends on the age category

  Probability-return for common stocks

Find out the probability that the return for common stocks will be more than 0%.

  Testing the population means differ using significance level

The population standard deviation is σ2 = 7. Test that the population means differ using a 1% significance level.

  Plotting the confidence interval

Compute the 95% confidence interval around the mean of each of the three groups and plot the confidence interval in the space provided above.

  Calculation and depiction of normal probabilities

On the same chart, produce a graph showing the original probability mass function, and a line graph showing your selected continuous probability density function.

  Creating adm-pert diagram of activities

Create ADM/PERT diagram. Determine the critical path.

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