Instructor-created question Question Help ▼ A group of human factor researchers are concerned about reaction to a stimulus by airplane pilots in a certain cockpit arrangement. An experiment was...


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Instructor-created question<br>Question Help ▼<br>A group of human factor researchers are concerned about reaction to a stimulus by airplane pilots in a certain cockpit arrangement. An experiment was conducted in a simulation laboratory, and 16 pilots<br>were used with an average reaction time of 3.6 seconds with a sample standard deviation of 0.8 second. It is of interest to characterize the extreme (that is, the worst-case scenario). To that end, complete<br>parts (a) through (c) below.<br>Click here to view page 1 of the table of critical values of the t-distribution.<br>Click here to view page 2 of the table of critical values of the t-distribution.<br>Click here to view the table of tolerance factors for normal distributions.<br>Give a particular important one-sided 95% confidence bound on the mean reaction time. What assumption, if any, must you make on the distribution of reaction times?<br>The one-sided 95% confidence interval is µ <<br>(Round to three decimal places as needed.)<br>What assumption, if any, needs to be made for the confidence interval in the previous step?<br>A. The sample is normally distributed.<br>B. The population variance is known.<br>C. The population is normally distributed.<br>O D. No assumption is needed.<br>

Extracted text: Instructor-created question Question Help ▼ A group of human factor researchers are concerned about reaction to a stimulus by airplane pilots in a certain cockpit arrangement. An experiment was conducted in a simulation laboratory, and 16 pilots were used with an average reaction time of 3.6 seconds with a sample standard deviation of 0.8 second. It is of interest to characterize the extreme (that is, the worst-case scenario). To that end, complete parts (a) through (c) below. Click here to view page 1 of the table of critical values of the t-distribution. Click here to view page 2 of the table of critical values of the t-distribution. Click here to view the table of tolerance factors for normal distributions. Give a particular important one-sided 95% confidence bound on the mean reaction time. What assumption, if any, must you make on the distribution of reaction times? The one-sided 95% confidence interval is µ < (round="" to="" three="" decimal="" places="" as="" needed.)="" what="" assumption,="" if="" any,="" needs="" to="" be="" made="" for="" the="" confidence="" interval="" in="" the="" previous="" step?="" a.="" the="" sample="" is="" normally="" distributed.="" b.="" the="" population="" variance="" is="" known.="" c.="" the="" population="" is="" normally="" distributed.="" o="" d.="" no="" assumption="" is="">

Jun 02, 2022
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