Mathematics, 26.01.2021 02:40, lazymarshmallow7
A poll shows that 50% of students play sports. A random sample of 20 students showed that 70% of them play sports.
A number generator was used to simulate 20 samples from a population in which 50% of students play sports. The results are shown in the dot plot.
What is the chance of getting a sample proportion of 70% or greater?
A.0.2
B.0.3
C.0.4
D.0.6
Answers: 3
Mathematics, 21.06.2019 17:00, jenn8055
Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.
Answers: 1
A poll shows that 50% of students play sports. A random sample of 20 students showed that 70% of the...
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