Set 4066 738 examples fitting normal curves

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: tribution of measurement errors, blood pressure, pulserate, height, weight of a large sample. v༇  As we will see later, sample means and proportions tend to be approximately normally distributed whenever repeated samples are taken from a given population of any shape. v༇  Also, sums of independent random variables of comparable variance are approximately normal when the number of summands is large. Examples: Fitting Normal curves to Quantitative Data DATA: Price of 97 one- carat diamond of similar cut and clarity. Probability Model: A model in which a Normal distribution is used to describe an observable random process with µ set to the mean of the data and σ set to s. Set µ = $4,066 & σ = $738. Examples: Fitting Normal curves t...
View Full Document

Ask a homework question - tutors are online