The time it takes a student to finish a electronics test, Ask an Expert

Statistics

The time it takes a student to finish a electronics test has a uniform distribution between 50 and 70 minutes.

(1) What is the probability density function for this uniform distribution?

(2) Find the probability that a student will take more than 60 minutes to finish the test.

(3) Find the probability that a student will take no less than 55 minutes to finish the test.

(4) Find the probability that a student will take exactly one hour to finish the test.

(5) What is the median amount of time it takes a student to finish the test?

(6) What is the mean amount of time it takes a student to finish the test?

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9359925

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

Out ofnbsp350nbspapplicants for a jobnbsp158nbspare female

Out of 350 applicants for a job, 158 are female and 66 are female and have a graduate degree. Step 1 of 2: What is the probability that a randomly chosen applicant has a graduate degree, given that they are female? Expr ...

Rand corporation has a 00 probability of a return of 06 a

Rand Corporation has a 0.0 probability of a return of 0.6, a 0.3 probability of a rate of return of 0.05, and the remaining probability of a 0.92 rate of return. What is the expected rate of return of Rand Corporation?

The accompanying table presents the number of individuals

The accompanying table presents the number of individuals by smoking and disease status. What are the odds that a smoker will get Disease A? That a nonsmoker will get disease A? What is the odds ration? Disease A Smokin ...

A college offers 2 introductory courses in history 3 in

A college offers 2 introductory courses in history, 3 in science, 4 in philosophy, 4 in mathematics, and 5 in English. If a freshman takes one course in each area during her first semester, how many course selections are ...

Light travels at 186283 miles every second how many feet

Light travels at 186,283 miles every second. How many feet per hour does light travel? Round one decimal place if necessary.

A researcher calculates a 90 confidence interval of 3397

A researcher calculates a 90% confidence interval of (3397, 3421) to estimate the population birth weight using a random sample of 84 babies born to mothers with gestational diabetes. She wants to compare this range to t ...

1 suppose we want to see if american children have higher

1) Suppose we want to see if American children have higher levels of cholesterol than the average child (i.e., in the entire world - the total population). We find that the population average for cholesterol for children ...

Describe the steps you tooknbspthere are 652 males 396 say

Describe the steps you took. There are 652 males, 396 say they have been to dentist in past year. Give a confidence interval for 90% of the population proportion .

Lt x be a normally distributed random variable with mu

Let X be a normally distributed random variable with μ = 100 and σ = 10. Find the probability that X is between 80 and 105. (Round your answer to the nearest whole number percent and include the percent symbol.)

Question 1co6 from a random sample of 68 businesses it is

Question 1 (CO6) From a random sample of 68 businesses, it is found that the mean time that employees spend on personal issues each week is 4.9 hours with a standard deviation of 0.35 hours. What is the 95% confidence in ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert