Sick Days in Bed A researcher wishes to see if the average number of sick days a worker takes per year is greater than 5. A random sample of 25 workers at a large department store had a mean of 5.3. The standard deviation of the population is 1.4. Is there enough evidence to support the researcher's claim at a= 0.01? Assume that the variable is normally distributed. Use the critical value method with tables. Dart of S the claim with the com es Th one Part Fin Chas. Part 3 of 5 Compute the test value. Always round z score values to at least two decimal places.
Sick Days in Bed A researcher wishes to see if the average number of sick days a worker takes per year is greater than 5. A random sample of 25 workers at a large department store had a mean of 5.3. The standard deviation of the population is 1.4. Is there enough evidence to support the researcher's claim at a= 0.01? Assume that the variable is normally distributed. Use the critical value method with tables. Dart of S the claim with the com es Th one Part Fin Chas. Part 3 of 5 Compute the test value. Always round z score values to at least two decimal places.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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![Sick Days in Bed A researcher wishes to see if the average number of sick
days a worker takes per year is greater than 5. A random sample of 25 workers
at a large department store had a mean of 5.3. The standard deviation of the
population is 1.4. Is there enough evidence to support the researcher's claim at
a= 0.01? Assume that the variable is normally distributed. Use the critical value
method with tables.
Dart of
S
the claim with the com
es
Th
one
Part
Fin
Mas.
Part 3 of 5
Compute the test value. Always round z score values to at least two decimal
places.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4e9e5105-93cb-4f71-9596-900e5ba157f8%2F4104e7b6-59ee-4d3c-848f-2c2deb34868d%2Fs3circ_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Sick Days in Bed A researcher wishes to see if the average number of sick
days a worker takes per year is greater than 5. A random sample of 25 workers
at a large department store had a mean of 5.3. The standard deviation of the
population is 1.4. Is there enough evidence to support the researcher's claim at
a= 0.01? Assume that the variable is normally distributed. Use the critical value
method with tables.
Dart of
S
the claim with the com
es
Th
one
Part
Fin
Mas.
Part 3 of 5
Compute the test value. Always round z score values to at least two decimal
places.
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