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Get Full Access to Elementary Statistics - 12 Edition - Chapter 6.6 - Problem 3bsc
Get Full Access to Elementary Statistics - 12 Edition - Chapter 6.6 - Problem 3bsc

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# Small Sample An article includes elapsed times (hours) to

ISBN: 9780321836960 18

## Solution for problem 3BSC Chapter 6.6

Elementary Statistics | 12th Edition

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Problem 3BSC

Problem 3BSC

Small Sample An article includes elapsed times (hours) to lumbar puncture for 19 patients who entered emergency rooms with sudden and severe “thunderclap” headaches (based on data from “Thunderclap Headache and Normal Computed Tomographic Results: Value of Cerebrospinal Fluid Analysis,” by DuPont et al., Mayo Clinic Proceedings, Vol. 83, No. 12). Given that the sample size is less than 30, what requirement must be met in order to treat the sample mean as a value from a normally distributed population? Identify three ways of verifying that requirement.

Step-by-Step Solution:

Step 1 of 1 :

Given that the sample size is less than 30.

We must verify that the sample is from a population having a normal distribution.

We can check for normality using a histogram.

a). A histogram (which should be roughly bell-shaped).

b) .A normal quantile plot (which should be roughly linear)

c). Identifying outliers (there should be no outliers).

Step 2 of 1

##### ISBN: 9780321836960

The full step-by-step solution to problem: 3BSC from chapter: 6.6 was answered by , our top Statistics solution expert on 03/15/17, 10:30PM. Since the solution to 3BSC from 6.6 chapter was answered, more than 385 students have viewed the full step-by-step answer. Elementary Statistics was written by and is associated to the ISBN: 9780321836960. The answer to “Small Sample An article includes elapsed times (hours) to lumbar puncture for 19 patients who entered emergency rooms with sudden and severe “thunderclap” headaches (based on data from “Thunderclap Headache and Normal Computed Tomographic Results: Value of Cerebrospinal Fluid Analysis,” by DuPont et al., Mayo Clinic Proceedings, Vol. 83, No. 12). Given that the sample size is less than 30, what requirement must be met in order to treat the sample mean as a value from a normally distributed population? Identify three ways of verifying that requirement.” is broken down into a number of easy to follow steps, and 87 words. This full solution covers the following key subjects: sample, thunderclap, requirement, must, Clinic. This expansive textbook survival guide covers 121 chapters, and 3629 solutions. This textbook survival guide was created for the textbook: Elementary Statistics, edition: 12.

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