Mathematics, 05.05.2020 14:36 einstein101
The heights of 500 students at a local school were recorded and found to be approximated by the normal curve below. Which answer could represent the mean and standard deviation for these data?
a.
69, 6
c.
69, 3
b.
72, 4
d.
60, 3
Please select the best answer from the choices provided
Answers: 3
Mathematics, 21.06.2019 14:30
Aswimming pool has an input pump for filling the pool and an output pump for emptying the pool. the input pump can fill the pool in 3 hours, and the output pump can drain the pool in 5 hours. as you go to bed, the pool is full, but a neighborโs kid turns on the output pump. at midnight, you awake to find the pool half empty. immediately, you turn on the input pump, but you are sleepy and forget to turn off the output pump. at what time will the pool become full?
Answers: 1
Mathematics, 21.06.2019 18:10
Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| โค 12
Answers: 1
Mathematics, 21.06.2019 21:30
Consider the following equation. 1/2x^3+x-7=-3sqrtx-1 approximate the solution to the equation using three iterations of successive approximation. use the graph below as a starting point. a. b. c. d.
Answers: 3
Mathematics, 21.06.2019 23:50
Apolynomial has two terms. check all of the factoring methods that should be considered. common factor difference of cubes sum of cubes difference of squares perfect-square trinomial factoring by grouping
Answers: 3
The heights of 500 students at a local school were recorded and found to be approximated by the norm...
Mathematics, 08.10.2021 20:30
History, 08.10.2021 20:30
Physics, 08.10.2021 20:30
English, 08.10.2021 20:30
History, 08.10.2021 20:30
Physics, 08.10.2021 20:30
History, 08.10.2021 20:30