Probability of speeding cars

Assignment Help Basic Statistics
Reference no: EM13100323

It has been reported that 3% of all cars on the highway are traveling at speeds in excess of 70 mph. If the speeds of four random automobiles are measured via radar, what is the probability that at least one car is going over 70 mph? Place your answer, rounded to four decimal places.

Reference no: EM13100323

Questions Cloud

Describe a project management methodology : Describe a project management methodology from either the literature or an organization of your choice. If it's from the literature, please submit the article.
What will be the frequency of r after one generation : A farmer wishes to use genetically-modified crop in order to reduce cost on pesticides. The resistance gene, R, that provides protection for the crops is dominant and only 30 percent of the crops survive if they lack this gene.
Probability of obtaining given sample mean : The amount of pyroxidine (in grams) per multiple vitamin is normally distributed with a mean = 110 grams and a variance = 25 grams. A sample of 25 vitamins is to be selected.
Explain how community policing executed in neighborhood : In your own words, explain what community policing means to you and how is it executed in your neighborhood. Contact local police department
Probability of speeding cars : It has been reported that 3% of all cars on the highway are traveling at speeds in excess of 70 mph. If the speeds of four random automobiles are measured via radar, what is the probability that at least one car is going over 70 mph?
Critique the hr manager planned approach : Critique the HR manager's planned approach and give him advice on how to proceed. You can assume that a reasonable estimate for the proportion of new hires that are happy with the company is .8.
Probability-standard normal distribution : Nationwide, GMAT scores in a particular year had an average of 528 with an SD of 112 and the scores roughly followed a normal curve. If a student scored 600 on the exam, approximately what percentage of test-takers scored below this student?
Find the hypothesis that plants evolved from green algae : Which of these facts provides the best support for the hypothesis that plants evolved from green algae.
Estimation of the mean process : A chemical process converts lead to gold. However, the production varies due to the powers of the alchemist. It is known that the process is normally distributed, with a standard deviation of 2.5 g. How many samples must be taken to be 90% certain..

Reviews

Write a Review

Basic Statistics Questions & Answers

  Fitting of simple linear equation

Fitting of simple linear equation - Prepare an equation showing how daily sales are related to number of customers per day.

  Gdp inequality between countries

Using the dataset, produce a graph of per capita GDP for Argentina, China, and Canada from 1965 to 1995. Is inequality between these countries increasing?

  Confidence interval for the population mean

Take a confidence interval for the difference in the average of renting between the first andthird hotel.

  Estimating-population mean difference

Make a point estimate of the population mean difference in endurance after taking the herbs. Make a 95% confidence interval estimate of the population mean difference.

  Calculating the utility for pay off

Paul has calculated the indifference probability for the lottery having a payoff of $160K with probability p and -$80K with probability (1-p) as follows:

  Plan to return and the average amount spent

Several questions will be asked but the main outcome measure of interest will be the percentage of customers who were completely satisfied and plan to return and the average amount spent.

  Confidence interval for the true proportion of all e-mail

What is the 99% confidence interval for the true proportion of all e-mail subscribers that opened the e-mail within 24 hours of receiving it?

  Finding test of hypothesis on each of regression coefficient

Carry out a test of hypothesis on each of regression coefficients. Could you delete any of the variables?

  Explaining correlation rule

Correlation rule states that if X and Y are correlated, X has caused Y.

  Mean amount wagered by patrons

You are the owner of a small casino in Las Vegas. You want to reward high rollers who come to your casino. You want to give free accomodations to no more than 10% of your patrons. Suppose that the mean amount wagered by all patrons is $287 with a ..

  Standard error of the mean

Assume the population standard deviation is 1.2 hours. The standard error of the mean is:

  Index level and use of indices

Converting data to indexes makes it easier to compare the trend in a series composed of exceptionally large numbers.

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