Mathematics, 18.03.2021 01:40 kenyatte97
Explain why a data is collected from a sample and not a census?
b) To find the percent of Grade 7 students who know the multiplication tables.
c) Rita researched accident statistics in her community. She learned that, in the past year,
30 people were injured in car accidents and 10 people were injured in motorcycle
accidents. Rita inferred, “It is safer to ride a motorcycle than it is to drive a car.”
Is Rita’s inference valid? Explain.
Answers: 1
Mathematics, 21.06.2019 19:30
The length of a shadow of the building is 36m. the length of the pole, which is perpendicular to the ground, is 1.9m. the length of the pole's shadow is 1.52m. what is the height of the building?
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Mathematics, 21.06.2019 20:50
In the diagram, gef and hef are congruent. what is the value of x
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Mathematics, 22.06.2019 00:00
Let u = {q, r, s, t, u, v, w, x, y, z} a = {q, s, u, w, y} b = {q, s, y, z} c = {v, w, x, y, z}. list the elements in the set.a ∩ (b ∪ c)a) {q, s, w, y}b) {q, y, z}c) {q, s, u, w, y, z}d) {q, r, w, y, z}
Answers: 1
Explain why a data is collected from a sample and not a census?
b) To find the percent of Grade 7 s...
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