Mathematics, 05.10.2019 21:30 bobyjoetato4599
The head of the math department compared the scores of students in two classes on the chapter 2 test. he found that the mean score of both classes was the same. he also found that there was greater variability in the scores of ms. birenâs students than in the scores of mr. hayesâs students. which quality of the data sets would lead the department head to that conclusion? the median score in ms. birenâs class is greater than the median score in mr. hayesâs class. the median score in ms. birenâs class is less than the median score in mr. hayesâs class. the range of scores in ms. birenâs class is greater than the range of scores in mr. hayesâs class. the range of scores in ms. birenâs class is less than the range of scores in mr. hayesâs class.
Answers: 2
Mathematics, 21.06.2019 21:30
(c) the diagram shows the first three shapes of a matchsticks arrangement.first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.
Answers: 2
Mathematics, 22.06.2019 04:10
Is by a(-4, 2), b(-2, 4), c(1, 3), d(2, 2).of ofto . of dⲠif90° to aâ˛bâ˛câ˛dⲠ(-2, 2) of câł if90° to aâłbâłcâłdâł (4, -2) of aâ˛â˛â˛ if° to aâ˛â˛â˛bâ˛â˛â˛câ˛â˛â˛dâ˛â˛â˛ (3, -1) of bâł if° to aâłbâłcâłdâł (4, 2)
Answers: 1
Mathematics, 22.06.2019 05:30
12 3 4 5 6 7 8 9 10 time remaining 59: 02 charlie is evaluating the product of 0.09 and 0.05. he multiplies, and before placing the decimal, arrives at an answer of 45. after considering the decimal placement, what is charlie's final answer? 0.0045 0.045 0.45 0.4545 mark this and return
Answers: 3
Mathematics, 22.06.2019 08:10
Studies show that massage therapy has a variety of health benefits and it is not too expensive. a sample of 12 typical one-hour massage therapy sessions showed an average charge of $58. the population standard deviation for a one-hour session is =$5.55. a. what assumptions about the population should we be willing to make if a margin of error is desired? (select your the population has uniform distribution/ the population is at least approximately normal is required/ the population has no exponential distribution/ no assumptions should be made) b. using 90% confidence, what is the margin of error (to 2 decimals) c. using 99% confidence, what is the margin of error (to 2 decimals)
Answers: 1
The head of the math department compared the scores of students in two classes on the chapter 2 test...
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