1. Suppose the mean life span of a randomly selected Chihuahua dog is normally distributed with a mean of 13 years and a standard deviation of 1.5 years. a) What is the probability that a randomly...


1. Suppose the mean life span of a randomly selected Chihuahua dog is normally distributed with a<br>mean of 13 years and a standard deviation of 1.5 years.<br>a) What is the probability that a randomly selected Chihuahua will live to be 14 years or older?<br>b) What is the probability that a randomly selected sample of 25 Chihuahuas will have a mean<br>life span of 14 years or more?<br>What is the probability that a randomly selected sample of 25 Chihuahuas will have a mean<br>c)<br>life span between 12.5 and 14 years?<br>

Extracted text: 1. Suppose the mean life span of a randomly selected Chihuahua dog is normally distributed with a mean of 13 years and a standard deviation of 1.5 years. a) What is the probability that a randomly selected Chihuahua will live to be 14 years or older? b) What is the probability that a randomly selected sample of 25 Chihuahuas will have a mean life span of 14 years or more? What is the probability that a randomly selected sample of 25 Chihuahuas will have a mean c) life span between 12.5 and 14 years?

Jun 03, 2022
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