Mathematics, 22.01.2020 21:31 angelalovelis
The following data was collected from 10 visitors to disneyland. a researcher stood at the entrance gate and interviewed the first 10 families that agreed to participate. each family was asked, “how many times have you been to disneyland? ” the data values were: 1, 1, 2, 2, 2, 2, 3, 3, 4, 7. the average number of visits was calculated and reported.
calculate the standard deviation of the data values.
Answers: 1
Mathematics, 21.06.2019 17:20
Which of these equations, when solved, gives a different value of x than the other three? a9.1 = -0.2x + 10 b10 = 9.1 + 0.2x c10 – 0.2x = 9.1 d9.1 – 10 = 0.2x
Answers: 1
Mathematics, 21.06.2019 19:40
What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1
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Mathematics, 21.06.2019 20:30
Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2
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Mathematics, 21.06.2019 22:00
1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25
Answers: 2
The following data was collected from 10 visitors to disneyland. a researcher stood at the entrance...
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