Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
1) The speeds of car traveling on Interstate Highway I-35 are normally distributed with a mean of 74 miles per hour and a standard deviation of 6 miles per hour.
(a) Find the standardized variable for the speeds of car traveling on I-35.
(b) Find the percentage of the cars traveling on this highway with a speed
i. of more than 85,
ii. between 65 to 72.
(c) If a BMW is at the speed that is faster than 90 percentage of cars, what is the speed of the BMW?
2) The raw scores in a national aptitude test are normally distributed with mean 506 and standard deviation 81.
(a) What proportion of the candidates scored below 574?
(b) If a student obtains a score such that 98% of the students' scores are lower than hers, what is her score?
Develop a regression model to fit the trend effects for the data. Use a linear model and then try a quadratic model and how well does either model fit the data?
The least squares simple linear regression line minimizes the sum of the vertical deviations between the line and the data points.
Thirty-two samples of 8 items each were collected from a process. The average sample mean is 12 and the average range is 0.10. The upper and lower control limits, respectively, for an:
Discuss how the statistical application of Pearson r is used for hypothesis testing. Through application of the Spearman Correlation discuss what type of data the Pearson formula can be used for.
The main goal of correlation research is ______________
Given length an athlete throws a hammer is a normal random variable with mean 50 feet and standard deviation five feet, what is the probability he throws it: Between 50 feet and 60 feet.
question the sugar producers association wants to estimate the mean yearly sugar consumption. a sample of 16 people
That successive pitches are independent of oneanother. Knowing this, the opposing team manager has instructed his hitters to not swing at anything. The better walks on the fourth pitch.
you have a 20 sided die that you roll an infinite number of times.what is the probability of rolling any number between
a traditional not agresti-coulls two-sided confidence interval for the proportion of people who support mr. green in an
a television station estimates that 60 of college students watch the super bowl. for a sample of 240 students selected
Determine the probability that we would reject null hypothesis given that it is true?
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!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd