Mathematics, 15.01.2021 22:20 azaz1819
Yuki weighed several soil samples, each filling a quarter liter measuring cup. The distribution of masses has
a mean of 215 g and a standard deviation of 60 g.
After recording her measurements, Yuki realized that she had forgotten to subtract the mass of the
measuring cup, which is 20 g.
What will be the mean and standard deviation of the distribution of corrected measurements?
Choose 1
Mean: 195 g
Standard deviation: 40 g
B
Mean: 195 g
Standard deviation: 60 g
Mean: 215 g
Standard deviation: 40 g
Answers: 3
Mathematics, 21.06.2019 22:30
The moats separating people from the animals are 5 m wide for lions and 4 m wide for the elephants. if the lion’s moat is 4 m deep, how deep should the elephants’ moat be?
Answers: 1
Mathematics, 22.06.2019 01:50
One cell phone plan charges $20 per month plus $0.15 per minute used. a second cell phone plan charges $35 per month plus $0.10 per minute used. write and solve an equation to find the number of minutes you must talk to have the same cost for both calling plans.
Answers: 2
Mathematics, 22.06.2019 02:30
Atriangle has side lengths of x, x+11, and 3x+5. what is the perimeter? a. 3x^2 + 38x + 55 b. 4x + 16 c. 5x + 16 d. 3x^3 + 38x^2 + 55x
Answers: 1
Yuki weighed several soil samples, each filling a quarter liter measuring cup. The distribution of m...
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