Calculate the Appropriate Test Statistic $t = 3.532$ B $t = - 3.532$

question 13

Short Answer

Calculate the appropriate test statistic.
-A large software development firm recently relocated its facilities. Top management
Is interested in fostering good relations with their new local community and has
Encouraged their professional employees to engage in local service activities. They
Believe that the firm's professionals volunteer an average of more than 15 hours per
Month. If this is not the case, they will institute an incentive program to increase
Community involvement. A random sample of 24 professionals yields a mean of 16.6
Hours and a standard deviation of 2.22 hours. The correct value of the test statistic for the
Appropriate hypothesis test is A. $t = 3.532$
B. $t = - 3.532$
C. $t = 1.223$
D. $t = - 1.223$
E. $t = 0.789$

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Definitions:

Placebo

An inactive substance or fake treatment used as a control in an experiment or given by a medical practitioner to a patient.

Lithium Carbonate

A chemical compound used as a mood stabilizer, particularly in the treatment of bipolar disorder, helping to reduce the frequency and severity of mania.

Bipolar Disorder

A mental health condition marked by extreme mood swings, including emotional highs (mania or hypomania) and lows (depression).

Toxic

Describes substances or environments that are harmful or poisonous to living organisms.