Mathematics, 27.05.2020 12:58, aisha82
In a previous poll, 40% of adults with children under the age of 18 reported that their family ate dinner together seven nights a week. Suppose that, in a more recent poll, 456 of 1194 adults with children under the age of 18 reported that their family ate dinner together seven nights a week. Is there sufficient evidence that the proportion of families with children under the age of 18 who eat dinner together seven nights a week has decreased? Use the alpha equals 0.01 significance level.
Answers: 3
Mathematics, 21.06.2019 13:00, zoeedadoll
The long jump record, in feet, at a particular school can be modeled by f(x) = 19.6 + 2.5ln(x + 1) where x is the number of years since records began to be kept at the school. what is the record for the long jump 11 years after record started being kept? round your answer to the nearest tenth.
Answers: 1
Mathematics, 21.06.2019 19:00, aliviafrancois2000
Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?
Answers: 2
In a previous poll, 40% of adults with children under the age of 18 reported that their family ate d...
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