Researchers report that the average teen (age 13-17) sends 1742 ±112 text messages per month.
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Mathematics, 07.11.2019 23:31 aaqa3735
Researchers report that the average teen (age 13-17) sends 1742 ±112 text messages per month.
which of the following is the best interpretation of this information?
a. no teen sent fewer than 1630 texts or more than 1854 texts in a single month.
b. 1742 is an estimate of the average number of texts sent by teens in one month.
c. the margin of error is ± 2 years of age.
d. the margin of error is ± 224 text messages
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Answers: 3
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