In a certain community, it is accepted that 85% of households are two-income households. Youselect a random sample of 150 households. What is the probability that more than 130 of them aretwo income households?0.28430.71570.55960.19770.8023 The mean of a distribution is 23, the median is 24, and the mode is 25.5. It is most likely that thisdistribution is:Cannot determine based on this informationNegatively SkewedPositively SkewedSymmetricalAsymptotic

Given, n=150 p=85%=0.85 q=1-p=0.15

In a certain community, it is accepted that 85% of households are two-income households. You select a random sample of 150 households. What is the probability that more than 130 of them are two income households?

In a certain community, it is accepted that 85% of households are two-income households. You select a random sample of 150 households. What is the probability that more than 130 of them are two income households?

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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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 certain community, it is accepted that 85% of households are two-income households. You
select a random sample of 150 households. What is the probability that more than 130 of them are
two income households?
0.2843
0.7157
0.5596
0.1977
0.8023

The mean of a distribution is 23, the median is 24, and the mode is 25.5. It is most likely that this
distribution is:
Cannot determine based on this information
Negatively Skewed
Positively Skewed
Symmetrical
Asymptotic

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