In a survey of the number of trips abroad during one year was conduced among 1090 families. The survey reveals the following data: Number of trips 1 2 3. 4 Frequency 180 110 140 150 200 160 150 Which of the probabilities bellow (rounded to 2 decimal places) best represent the probability that a family makes 3 trips or less during one year? O a. 0.47 Ob.0.40 Oc. 0.61 O d. 0.53 O e. 0.39

In a survey of the number of trips abroad during one year was conduced among 1090 families. The survey reveals the following data: Number of trips 1 2 3. 4 Frequency 180 110 140 150 200 160 150 Which of the probabilities bellow (rounded to 2 decimal places) best represent the probability that a family makes 3 trips or less during one year? O a. 0.47 Ob.0.40 Oc. 0.61 O d. 0.53 O e. 0.39

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...

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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

In a survey of the number of trips abroad during one year was conduced among 1090 families. The survey reveals the following data:
Number of trips
3.
6.
Frequency
180
110
140
150
200
160
150
Which of the probabilities bellow (rounded to 2 decimal places) best represent the probability that a family makes 3 trips or less during one
year?
O a. 0.47
O b. 0.40
Oc. 0.61
O d. 0.53
O e. 0.39

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