4-6. The number of tosses of a coin that are needed so that the probability of getting at leastone head berng 0-875 is(1) 2,(ii) 3,(iii) 4,(iv) 5.(i)

Given : The probability of getting at least one head being 0.875 is

Answered: 4-6. The number of tosses of a coin…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

See similar textbooks

Similar questions

Q2: Thirteen students in a class of 20 are females. Five students are to be randomly selected from the class. (a) In how many ways can we select the 5 students? (b) In how many ways can we select a group of 3 females and two males? (b) What is the probability that the selected 5 students include 3 females?
Suppose a fair die is rolled 18 times. (a) What is the probability p that a 2 will occur any given time the die is rolled? (Enter your probability as a fraction.) p = (b) What is the probability q that a 2 will not occur any given time the die is rolled? (Enter your probability as a fraction.) q = (c) What is n for this experiment? n = (d) What is the probability that a 2 will occur 7 times in the 18 rolls? (Round your answer to three decimal places.)
- The probability of a man hitting a target is 13 332-6 grupist Tontificede (i) If he fires 5 times, what is the probability of his hitting the target at least twice? (ii) How many times must he fire so that the probability of his hitting the target at least once is more than 90% ?
In a family of 5 children, find the probability that there are (i) (ii) (ii) (iv) 2 boys At least one boy All are boys No boys
In a family of 5 children, find the probability that there are (i) (i) (iii) (iv) 2 boys At least one boy All are boys No boys
18 -. Find the probability of Elsa (a) Elsa is on a game show. She will choose a box to see if she wins a prize. The odds in favor of Elsa winning a prize are winning a prize. 3 What are the odds against a new 7 (b) The manager of an ice cream shop found that the probability of a new customer ordering vanilla ice cream is customer ordering vanilla ice cream? O O:0 O to O
• A bag contains 5 red balls. 8 blue balls and 11 white balls. Three balls are drawn together from the box. Find the probability that (i) one is red, one is blue and one is white (ii) Two whites and one red. (iii) Three white.
f a baseball player has a batting average of 0.255, what is the probability that the player will get the following number of hits in the next four times at bat? (A) Exactly 2 hits (B) At least 2 hits

Recommended textbooks for you

A First Course in Probability (10th Edition)

Probability

ISBN:

9780134753119

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability

Probability

ISBN:

9780321794772

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability (10th Edition)

Probability

ISBN:

9780134753119

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability

Probability

ISBN:

9780321794772

Author:

Sheldon Ross

Publisher:

PEARSON

SEE MORE TEXTBOOKS

4-6. The number of tosses of a coin that are needed so that the probability of getting at least one head berng 0-875 is (i) 2, (ii) 3, (iii) 4, (iv) 5. (i)