Mathematics, 04.12.2019 19:31 davidoj13
Which option below correctly describes the domain of and explains why the range of b is not all real numbers? the domain is all real numbers greater than or equal to 81. the range is not all real numbers because the square root of a negative number is not a real number. the domain is all real numbers greater than or equal to 81. the range is not all real numbers because the square root symbol applied to a non-negative number is non-negative. the domain is all real numbers less than or equal to 81. the range is not all real numbers because the square root symbol applied to a non-negative number is non-negative. the domain is all real numbers less than or equal to 81. the range is not all real numbers because the square root of a negative number is not a real number.
Answers: 1
Mathematics, 21.06.2019 15:00
Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.
Answers: 2
Mathematics, 21.06.2019 15:00
Let the mean of the population be 38 instances of from 6" - 9" hatchings per nest, and let the standard deviation of the mean be 3. what sample mean would have a confidence level of 95% or a 2.5% margin of error?
Answers: 1
Mathematics, 21.06.2019 17:30
Choose the number sentence that shows the identity property of addition. a. 122 = 61 + 61 b. 62 = 1 + 61 c. 61 = 0 + 61
Answers: 1
Mathematics, 21.06.2019 22:00
Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.
Answers: 1
Which option below correctly describes the domain of and explains why the range of b is not all real...
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