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Mathematics, 02.02.2020 21:52 Serenitybella

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 txts or more than 1854 txts in a single month
b- 1742 is an estimate of the average txts sent by teens in one month
c- the margin of erroe is +-224 txt messages
d- the margin of error is +-2 years of age

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