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A Large Suburban School District Is Contemplating Instituting a Special

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A large suburban school district is contemplating instituting a special program to combat overweight in elementary school boys. In order to determine whether such a program is warranted, a random sample of 36 fourth-grade boys is selected. Then, for each boy the difference between his actual weight and the weight recommended for his height and age is recorded. A positive difference indicates overweight and a negative difference, underweight. The following results are obtained (in pounds):
A large suburban school district is contemplating instituting a special program to combat overweight in elementary school boys. In order to determine whether such a program is warranted, a random sample of 36 fourth-grade boys is selected. Then, for each boy the difference between his actual weight and the weight recommended for his height and age is recorded. A positive difference indicates overweight and a negative difference, underweight. The following results are obtained (in pounds):       (a) Set up       and       . (b)Perform the statistical test (   (c)Draw final conclusions.

(a) Set up
A large suburban school district is contemplating instituting a special program to combat overweight in elementary school boys. In order to determine whether such a program is warranted, a random sample of 36 fourth-grade boys is selected. Then, for each boy the difference between his actual weight and the weight recommended for his height and age is recorded. A positive difference indicates overweight and a negative difference, underweight. The following results are obtained (in pounds):       (a) Set up       and       . (b)Perform the statistical test (   (c)Draw final conclusions.
and

A large suburban school district is contemplating instituting a special program to combat overweight in elementary school boys. In order to determine whether such a program is warranted, a random sample of 36 fourth-grade boys is selected. Then, for each boy the difference between his actual weight and the weight recommended for his height and age is recorded. A positive difference indicates overweight and a negative difference, underweight. The following results are obtained (in pounds):       (a) Set up       and       . (b)Perform the statistical test (   (c)Draw final conclusions. .
(b)Perform the statistical test ( A large suburban school district is contemplating instituting a special program to combat overweight in elementary school boys. In order to determine whether such a program is warranted, a random sample of 36 fourth-grade boys is selected. Then, for each boy the difference between his actual weight and the weight recommended for his height and age is recorded. A positive difference indicates overweight and a negative difference, underweight. The following results are obtained (in pounds):       (a) Set up       and       . (b)Perform the statistical test (   (c)Draw final conclusions. (c)Draw final conclusions.

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(a) 
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; reject
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...

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