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A study of parents of kindergarteners included 349 parents who were chosen...
Mathematics, 25.04.2020 02:58 julianastri6841
PLEASE PLEASE HELP
A study of parents of kindergarteners included 349 parents who were chosen at random of these parents, 47% said they sent their children to pre-kindergarten
School records show that only 31% of parents of kindergarteners sent their children to pre-kindergarten. Identify the statistic and the parameter.
Three hundred forty-nine is the parameter and 47% is the statistic.
Answers: 3
Mathematics, 21.06.2019 23:00
72 the length of a side of a triangle is 36. a line parallel to that side divides the triangle into two parts of equal area. find the length of the segment determined by the points of intersection between the line and the other two sides of the triangle.
Answers: 1
Mathematics, 21.06.2019 23:20
1. ∠1 is complementary to ∠2 and ∠3 is complementary to ∠2. subtraction property of equality 2. m∠1 + m∠2 = 90 and m∠3 + m∠2 = 90 substitution 3. m∠1 + m∠2 = m∠3 + m∠2 definition of complementary 4. m∠1 = m∠3 given
Answers: 3
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