Mathematics, 04.02.2020 19:02, christian2510
At john jay junior high school, 75 percent of the students buy lunch in the cafeteria every day. a sample of 60 students completed a survey about the lunches offered in the cafeteria every day. of the students who completed the survey, 35 buy lunch in the cafeteria every day. is the sample representative of the students at the high school with reference to the number of students who buy lunch in the cafeteria every day? explain your answer.
Answers: 2
Mathematics, 21.06.2019 14:00, ctyrector
Carson has only $20 bills and $10 bill in her wallet. the total value of the bills is $50. she has 1 more $20 bill than $10 bills. how many each kind of bill does carson have? a. one $20 and two $10 bills b. two $20 bills and one $10 bill c. one $20 bills and three $10 bills d. two $20 bills and two $10 bills
Answers: 2
Mathematics, 21.06.2019 14:00, theoriginalstal9245
News cameras take an overhead picture of a crowd at an outdoor event journalist then count the total number of people in the picture and use the sample of estimate the total number of people in the crowd this process is an example of
Answers: 1
Mathematics, 21.06.2019 17:10, ieyaalzhraa
The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable
Answers: 2
At john jay junior high school, 75 percent of the students buy lunch in the cafeteria every day. a s...
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