3. In order to approximate the number of text messages sent daily by Swedish teenagers, Neu Star Communications took a random sample of Swedish youth, finding the number of text messages they sent on a given day in 2018:
HOURS
78 |
86 |
86 |
79 |
84 |
79 |
89 |
86 |
86 |
84 |
79 |
81 |
|
ESTIMATED POPULATION MEAN: …..............?
CONFIDENCE INTERVAL FOR THE POPULATION MEAN:…........... AND …............?
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