one. (Round your answers to two decimal places.) to $ Does your confidence interval enclose the Auburn, WA average of $24.98? O Yes O No What can you conclude about the hourly wages for grounds persons in school districts similar to the second school district? O Auburn, WA pays grounds persons significantly less per hour, on average, than districts like the second school district pay. O Auburn, WA pays all workers significantly more per hour, on average, than districts like the second school district pay. O Auburn, WA pays grounds persons significantly more per hour, on average, than districts like the second school district pay. O Auburn, WA pays all workers significantly less per hour, on average, than districts like the second school district pay. O No conclusion can be made based on the confidence interval.

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In addition to teachers and administrative staff, schools also have many other employees, including bus drivers, custodians, and cafeteria workers. In Auburn, WA, the average hourly
wage is $24.98 for grounds persons, $21.80 for custodians, and $17.66 for assistant cooks.t Suppose that a second school district employsn = 64 grounds persons who earn an average
of $20.55 per hour with a standard deviation of s = $2.83. Find a 95% confidence interval for the average hourly wage (in dollars) of grounds persons in school districts similar to this
one. (Round your answers to two decimal places.)
$
to $
Does your confidence interval enclose the Auburn, WA average of $24.98?
O Yes
O No
What can you conclude about the hourly wages for grounds persons in school districts similar to the second school district?
O Auburn, WA pays grounds persons significantly less per hour, on average, than districts like the second school district pay.
O Auburn, WA pays all workers significantly more per hour, on averaqge, than districts like the second school district pay.
O Auburn, WA pays grounds persons significantly more per hour, on average, than districts like the second school district pay.
O Auburn, WA pays all workers significantly less per hour, on average, than districts like the second school district pay.
O No conclusion can be made based on the confidence interval.
Transcribed Image Text:In addition to teachers and administrative staff, schools also have many other employees, including bus drivers, custodians, and cafeteria workers. In Auburn, WA, the average hourly wage is $24.98 for grounds persons, $21.80 for custodians, and $17.66 for assistant cooks.t Suppose that a second school district employsn = 64 grounds persons who earn an average of $20.55 per hour with a standard deviation of s = $2.83. Find a 95% confidence interval for the average hourly wage (in dollars) of grounds persons in school districts similar to this one. (Round your answers to two decimal places.) $ to $ Does your confidence interval enclose the Auburn, WA average of $24.98? O Yes O No What can you conclude about the hourly wages for grounds persons in school districts similar to the second school district? O Auburn, WA pays grounds persons significantly less per hour, on average, than districts like the second school district pay. O Auburn, WA pays all workers significantly more per hour, on averaqge, than districts like the second school district pay. O Auburn, WA pays grounds persons significantly more per hour, on average, than districts like the second school district pay. O Auburn, WA pays all workers significantly less per hour, on average, than districts like the second school district pay. O No conclusion can be made based on the confidence interval.
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