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Chapter 5: Q. 20 (page 347)

Use the following information to answer the next ten questions. The data that follow are the square footage (in1000feet squared) of 28homes

The sample mean = 2.50and the sample standard deviation = 0.8302. The distribution can be written as X~U(1.5,4.5).

Short Answer

Expert verified

Graph of P(2<x<3)

Step by step solution

01

Given Information

Given in the question that a table

02

Explanation

The probability density function for variable X,which follows uniform distribution with parameter (1.5,4.5),will be,

f(x)=14.5-1.5

=13.

03

Graph

Now, the graph for the required probability that is P(2<x<3), is given as below,

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Most popular questions from this chapter

Use the following information to answer the next eleven exercises. The age of cars in the staff parking lot of a suburban college is uniformly distributed from six months (0.5 years) to 9.5 years.

Are the data discrete or continuous?

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a. On average, how many seconds elapse between two successive cars?

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Births are approximately uniformly distributed between the 52 weeks of the year. They can be said to follow a uniform distribution from one to 53 (spread of 52 weeks).

a. X ~ _________

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d. ì = _________

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Use the following information to answer the next ten exercises. A customer service representative must spend different amounts of time with each customer to resolve various concerns. The amount of time spent with each customer can be modeled by the following distribution: X~Exp(0.2)

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