Remaining Time: T hour, 54 minutas, 16 seconds.Question Completion Status:The following is the probability distribution for calls arrived at a switchboard of one of the leading companies:No. Calls (X)P(X)0.190.38140.318What is the Calls Variance ?(Write your answer to the nearest 2 decimals)

Answered: Image /qna-images/answer/bee0e860-30f3-4180-be4e-8143ef03b6a6.jpg

Answered: Ramaining Time: T hour, 54 minutas, 16…

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

Find the mean, variance and standard deviation for the probability distribution given below: X -4 6 8 10 P(X) 0.57 0.111 0.21 0.109 A. Mean = B. Variance = C. Standard Deviation =
Delta limited the Chief Administrative Manager analyzed the number of incoming faxes. Afteran analysis, the manager determined the probability distribution of the number of pages per fax as follows:x1234567P(x)0.050.120.20.30.150.10.08Required:Compute the mean and the variance of the number of pages per fax.
Pls answer number 1 and 2
8°F Vindy Question 3 Question submitted. > Next question You can retry this question below The probability distribution for the number of houses on a street is given, but one value is missing. Fill in the missing value, then answer the questions that follow. P(X) X 22 23 24 25 26 ++ 0.16 0.2 0.23 .23 0.18 Round your answers to two decimal places. b) Find the mean number of houses on the street: 27.04 c) Find the variance of the number of houses on the street: 1.79 Submit Question Q Search H 8p
Find the mean, variance and standard deviation for the probability distribution given below: X -2 5 11 8 P(X) 0.597 0.139 0.207 0.057 A. Mean = B. Variance = C. Standard Deviation =
Do question 2
Pavn
APX) 0.24- 0.2- 0.16 0.12- 0.08- 0.04- 0- 10 12 14 16 Write the normal probability for the shaded region of the graph and find its value. Select the correct choice below and fill in the answer box within your choice. (Round to four decimal places as needed.) O A. P(4sxS8) =P(3.5sxs8.5) =| O B. P(4
Please help this is class work
Find the variance of the probability distribution for the histogram shown.
K The following data represent the number of drivers involved in a fatal crash in 2016 in various light and weather conditions. Complete parts (a) through (c) below. Click the icon to view the data for fatal crashes in 2016. (a) Among fatal crashes in unknown weather conditions, what is the probability that a randomly selected fatal crash occurs when it is dawn/dusk? The probability that a randomly selected fatal crash in unknown weather conditions occurs when it is dawn/dusk is approximately. (Round to three decimal places as needed.) Data table Weather Daylight Dark, but Lighted 5875 497 51 54 255 Normal Rain Snow/Sleet Other Unknown 14,307 875 219 125 810 (...) Dark 8151 681 156 220 548 Dawn/Dusk Other 1183 87 40 71 65 8 2 9 133 X

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