Mathematics, 03.12.2021 17:20 Leftie500
In a previous poll, 30 % 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, 1198 adults with children under the age of 18 were selected at random, and 335 of those 1198 adults 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: 1
Mathematics, 21.06.2019 19:10
Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.
Answers: 3
Mathematics, 21.06.2019 22:00
Non-euclidean geometry was discovered when, in seeking cleaner alternatives to the fifth postulate, it was found that the negation could also be true a. true b.false
Answers: 1
Mathematics, 21.06.2019 23:00
Y= 4x + 3 y = - 1 4 x - 5 what is the best description for the lines represented by the equations?
Answers: 1
In a previous poll, 30 % of adults with children under the age of 18 reported that their family ate...
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