In order to improve the grades of students at UTC, several incentive programs have been introduced. Results of random samples of grades from after and before the incentive programs are given below.
a.Give the hypotheses.
b.Compute the test statistic.
c.At a 0.1 level of significance, test to determine whether the incentive programs have significantly increased the average grades.
Definitions:
Appointed
Officially designated or chosen to fill a position or role.
Visitation Rights
The right of a noncustodial parent to have contact with his or her child. Grandparents and stepparents may also be given visitation rights.
Noncustodial Parent
The parent who does not have primary legal or physical custody of a child but may have visitation rights or pay child support.
No-Fault Divorce
A divorce proceeding that does not require the petitioner to prove wrongdoing by the other spouse, allowing for the dissolution of marriage based on irreconcilable differences.
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