Mathematics, 18.10.2020 15:01 nsald6973
A two-way frequency table is shown below that displays the relationship between age and preferred soft drink. We took a sample of 100 people and recorded the following results:
ColaRootbeerDr. FizzTotal
10−25 years1052035
26−40 years15101035
41−55 years2010030
Total452530100
What is the probability (rounded to the nearest whole percent) that a randomly selected person is 41 to 55 years old or prefers drinking cola? (4 points)
Answers: 2
Another question on Mathematics
Mathematics, 21.06.2019 16:20
The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%
Answers: 2
Mathematics, 21.06.2019 20:00
One hectometer is a) 1/1000 of a meter. b) 1/100 of a meter. c) 10 meters. d) 100 meters. e) 1000 meters.
Answers: 1
Mathematics, 21.06.2019 23:00
Find the distance between the pair of points a(-1,8) and b(-8,4)
Answers: 1
Mathematics, 22.06.2019 00:30
Will mark 50 show all what is the solution to the system of equations? use the substitution method and show your work. -5x+y= -3 -15 x+3y=7 explain what your answer in part (a) tells you about the association of the lines in this system.
Answers: 1
You know the right answer?
A two-way frequency table is shown below that displays the relationship between age and preferred so...
Questions
Mathematics, 26.03.2020 19:34
History, 26.03.2020 19:35
Mathematics, 26.03.2020 19:35
Mathematics, 26.03.2020 19:35
Mathematics, 26.03.2020 19:35
Mathematics, 26.03.2020 19:35
