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1. 7 students of average age 12 years leave a

1. 7 students of average age 12 years leave a class of 25 students of average age 14 years. If 2 new students of average age 17
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2. asked by Freezer
3. 136 views
1. 7 students of average age 12 years leave a class of 25 students of average age 14 years. If 2 new students of average age 17
1. 1 answer
2. asked by Freezer
3. 125 views
If the ages of colleges students are normally distributed with a mean of 27 years and a standard deviation of 3.4, what is the
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2. asked by Michael
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The president of a large university wishes to estimate the average age of the students presently enrolled. From past studies,
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2. asked by chris
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2. At a local university, a sample of 49 evening students was selected in order to determine whetherthe average age of the
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2. asked by raj
3. 3,222 views
170 students in a lecture hall can scream at 115 dB.Thus, we should expect that: A. an average student can do 0.68 dB by him or
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2. asked by Carrie
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170 students in a lecture hall can scream at 115 dB.Thus, we should expect that: A. an average student can do 0.68 dB by him or
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2. asked by Courtney
3. 1,063 views
A computer science teacher has created a workbook that contains her students’ names and the number of years they have been
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2. asked by AAA
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7 pupils of average age of 12 years leave a class of 25 pupils of average age 14 years. If 6 new pupil of average age 11 years
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2. asked by Femex zee
3. 32 views
The average age of evening students at a local college has been 21.A sample of 19 students was selected in order to determine
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2. asked by carrie
3. 1,115 views