A telephone call center where people place marketing calls to customers has a probability of success of 0.07. Find the number of calls needed to ensure that there is a probability of at least 0.88 of obtaining eleven or more successful calls. The number of calls needed to ensure that there is a probability of at least 0.88 of obtaining eleven or more successful calls is _____ . (Type a whole number)

A telephone call center where people place marketing calls to customers has a probability of success of 0.07. Find the number of calls needed to ensure that there is a probability of at least 0.88 of obtaining eleven or more successful calls. The number of calls needed to ensure that there is a probability of at least 0.88 of obtaining eleven or more successful calls is _____ . (Type a whole number)

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

Handwritten only
Is the answer 0.5 or 0.05076. Please show work If Missy is late for school one particular day of the week, the probability she arrives on time the next day is 0.8. If she arrives on time one day, the probability she arrives late the following day is 0.3. What is the probability she was late on Thursday?
Suppose that the probability that a child living in an urban area in the United States is obese is 20%. If a social worker sees 15 children living in urban areas, what is the probability that 5 are obese? Enter response as .xxxx
The switchboard in a Minneapolis law office gets an average of 3 incoming phone calls during the noon hour on Mondays. Experience shows that the existing staff can handle up to six calls in an hour. Let X = the number of calls received at noon. What is the probability that the office receivesa. exactly 4 calls at noon on Monday. b. exactly 8 calls at noon on Monday.
Let the probability of rainfall occurrence on any day in the month of December be 0.3. If you are wishing a no-rainfall 7-day period as you are planning for a 7-day study tour. Find the probability that the rainfall will not occur in these 7 days. Find the probability of 1 rainy day during these 7 days.
The mean number of boxes shirts purchased from a souvenir store per week is 5. Find the probability that in a week there are three or more boxes of shirts sold. a. 0.543 b. 0.491 c. 0.549 d. 0.351
Find the probability that the person prefers hiking on the coastline given that the person is a female.?(??? ?????????│??????) =
I DOWNLOAD T. Tools - 6. The probability of getting two-of-a-kind in poker is .0475, three-of-a-kind is .0211, and four-of-a-kind is .00024. If Tim plays 1,455 hands of poker, how many times should he EXPECT to get each of the following? a. Two-of-a-kind b. Three-of-a-kind с. Four-of-a-kind 図

Answering the following: A. Find the probability of drawing a catd that is red with an even number from a full deck of cards.B. Find the probability of drawing a card that is black without a number from a full deck of cards.
The probability of working on Saturday is 0.52. The probability of working on Sunday is 0.61. The probability of not working on either day is 0.12. What is the probability that you work both days?
The probability that a child will like a new flavor of ice cream is 0.72. In a group of nine children find the probability that at least 7 children like the new flavor.