Ask Statistics and Probability Expert

problem 1: A die is thrown as long as essential for an ace or 6 to turn up. Given that no ace turned up at the first two throws, determine the probability that at least three throws will be essential?

problem 2: Given that a student studied, the probability of passing a certain quiz is 0.99. Given that they didn’t study. The probability of passing the quiz is o.05 supposed that the probability of studying is 0.7. A student flunks the quiz. Determine the probability the he or she didn’t study?

problem 3: Considering the statistical properties of electron emission in a thermonic vacuum tube, determine the probability of no electron beam emitted in t seconds.

problem 4: Train X arrives at the station at random in the time interval (O, T) stopping for ‘a’ mins. Train Y arrives independently in the similar interval stopping for ‘b’ minutes

a) Determine the probability P which X will arrive before Y.
b) Determine the probability P2 which the trains will meet.
c) Supposing that they met, determine that probabilityP3 which X arrived before Y.

problem 5: The population of Cyprus is 75% Greek and 25% Turkish. 20% of the Greeks and 10% of the Turks Speak English. A visitor to the town meets someone who speaks English. Determine the probability that he is a Greek? Deduce your answer in terms of the population of the town.

problem 6: In a college entrance exam each candidate is admitted or rejected according to whether he has passed or failed the test. Of the candidates who are really capable, 80% passed the test and of the incapable, 25% passed the test. Given the 40% of the candidates are really capable, determine the proportion of the capable college students.

problem 7: Three players P1, P2 and P3 throw a die in that order and by the rules of game, the first one to obtain san ace will be the winner. Determine their Probabilities of winning.

problem 8: 10 percent of a certain population suffers from a serious disease. Person suspected of the disease is given two independent tests. Each test makes a right diagnosis 90% of time. Determine the probability that the person really ahs the illness given that the both tests are positive.

problem 9: A has one share in a lottery in which there are on prize and two blanks has three shares in a lottery in which there are three blanks and 6 blanks. Compare the probability of A’s successes to that of the B’s success.

problem 10: A and B throw alternatively with a pair of dice. A wins if he throws 6 Before B throws 7 and B if he throws 7 before A throws 7. If a starts show that the chance of winning is 30/61. 

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M97565

Have any Question?


Related Questions in Statistics and Probability

Introduction to epidemiology assignment -assignment should

Introduction to Epidemiology Assignment - Assignment should be typed, with adequate space left between questions. Read the following paper, and answer the questions below: Sundquist K., Qvist J. Johansson SE., Sundquist ...

Question 1 many high school students take the ap tests in

Question 1. Many high school students take the AP tests in different subject areas. In 2007, of the 144,796 students who took the biology exam 84,199 of them were female. In that same year,of the 211,693 students who too ...

Basic statisticsactivity 1define the following terms1

BASIC STATISTICS Activity 1 Define the following terms: 1. Statistics 2. Descriptive Statistics 3. Inferential Statistics 4. Population 5. Sample 6. Quantitative Data 7. Discrete Variable 8. Continuous Variable 9. Qualit ...

Question 1below you are given the examination scores of 20

Question 1 Below you are given the examination scores of 20 students (data set also provided in accompanying MS Excel file). 52 99 92 86 84 63 72 76 95 88 92 58 65 79 80 90 75 74 56 99 a. Construct a frequency distributi ...

Question 1 assume you have noted the following prices for

Question: 1. Assume you have noted the following prices for paperback books and the number of pages that each book contains. Develop a least-squares estimated regression line. i. Compute the coefficient of determination ...

Question 1 a sample of 81 account balances of a credit

Question 1: A sample of 81 account balances of a credit company showed an average balance of $1,200 with a standard deviation of $126. 1. Formulate the hypotheses that can be used to determine whether the mean of all acc ...

5 of females smoke cigarettes what is the probability that

5% of females smoke cigarettes. What is the probability that the proportion of smokers in a sample of 865 females would be greater than 3%

Armstrong faber produces a standard number-two pencil

Armstrong Faber produces a standard number-two pencil called Ultra-Lite. The demand for Ultra-Lite has been fairly stable over the past ten years. On average, Armstrong Faber has sold 457,000 pencils each year. Furthermo ...

Sppose a and b are collectively exhaustive in addition pa

Suppose A and B are collectively exhaustive. In addition, P(A) = 0.2 and P(B) = 0.8. Suppose C and D are both mutually exclusive and collectively exhaustive. Further, P(C|A) = 0.7 and P(D|B) = 0.5. What are P(C) and P(D) ...

The time to complete 1 construction project for company a

The time to complete 1 construction project for company A is exponentially distributed with a mean of 1 year. Therefore: (a) What is the probability that a project will be finished in one and half years? (b) What is the ...

  • 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

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As