Mathematics, 05.05.2020 01:18 hoshoronline8454
The mean of the data set is 20 points, the standard deviation is 1.5 points, and distribution of the data values is approximately normal. Which of the following intervals represents about 95% of the data values?
A- 15.5 to 24.5 points
B- 14 to 26 points
C- 17 to 23 points
D- 18.5 to 21.5 points
Answers: 3
Mathematics, 21.06.2019 22:30
Maria found the least common multiple of 6 and 15. her work is shown below. multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, . . multiples of 15: 15, 30, 45, 60, . . the least common multiple is 60. what is maria's error?
Answers: 1
Mathematics, 22.06.2019 00:30
42. if 20 men can eat 200 kg of wheat in 40 days, then 10 men can eat 300 kg of wheat in how many days? a) 120 days b) 60 days c) 80 days d) none of these
Answers: 1
Mathematics, 22.06.2019 00:40
B. two events are dependent if the occurrence of one event changes to occurrence of the second event. true or false
Answers: 2
The mean of the data set is 20 points, the standard deviation is 1.5 points, and distribution of the...
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