Mathematics, 27.05.2020 07:00 Mlmyers81
Does soil filled with nitrogen increase the weight of worms when compared to soil without nitrogen? The weights of 14 randomly selected worms are taken, 7 in soil with nitrogen, and 7 in soil without nitrogen. The mean weights of worms in soil with nitrogen was 42.4 micrograms, while the mean weights of worms in soil without nitrogen was 39.4 micrograms. A researcher randomized the data over 100 trials, and the difference of means for each trial is shown in the dot plot below. What can the researcher conclude from this study?
Answers: 1
Mathematics, 21.06.2019 13:40
John bought 5 lemons and used 2 of them for a salad how much did he use for.a salad . he used % of the lemons.
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Mathematics, 21.06.2019 16:30
The average human heart beats 1.15 \cdot 10^51.15β
10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65β
10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.
Answers: 1
Mathematics, 21.06.2019 17:50
To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1
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Mathematics, 21.06.2019 18:00
Jada has a monthly budget for her cell phone bill. last month she spent 120% of her budget, and the bill was 60$. what is jadaβs monthly budget
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Does soil filled with nitrogen increase the weight of worms when compared to soil without nitrogen?...
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