Mathematics, 20.02.2020 07:00 xelynncaldera
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 17:50
On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.
Answers: 2
Mathematics, 21.06.2019 19:00
Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be bale to prepare using the sauce?
Answers: 3
Mathematics, 21.06.2019 23:30
Sara has 2 2/3 cup taco meat. she needs 1/6 cup to make one taco. how many tacos can sara make with the taco meat she has?
Answers: 1
Mathematics, 22.06.2019 00:00
28 x 12 + 34 = ? it's for a test that if i fail on i will not proceed into the honor roll society i always dreamed of!me! worth 50 !
Answers: 1
A poll shows that 50% of students play sports. A random sample of 20 students showed that 70% of the...
Mathematics, 09.10.2019 02:00
Physics, 09.10.2019 02:00
Computers and Technology, 09.10.2019 02:00
Social Studies, 09.10.2019 02:00
Mathematics, 09.10.2019 02:00
History, 09.10.2019 02:00
Mathematics, 09.10.2019 02:00
English, 09.10.2019 02:00