Mathematics, 07.03.2020 03:03 kaitlynmoore42
A survey was conducted in which a random sample of 1,000 people were asked to pick their favorite type of music. The top three were:
Pop 30%
Rock 26%
Country 20%
How many of the people surveyed did not like any of the top three types of music?
A.
200
B.
240
C.
260
D.
300
E.
760
Answers: 2
Mathematics, 21.06.2019 13:20
Which equation can be used to solve for the unknown number? seven less than a number is thirteen. n-7=13 7-n=13 n+7=13 n+13=7
Answers: 1
Mathematics, 21.06.2019 20:30
Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?
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Mathematics, 21.06.2019 22:50
Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables
Answers: 3
Mathematics, 22.06.2019 00:30
What is the value of x? enter your answer in the box. x =
Answers: 1
A survey was conducted in which a random sample of 1,000 people were asked to pick their favorite ty...
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