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Mathematics
Keyla Livingston
Is 2v times v equal 2v?
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Mathematics
Blake Stanton
The mean breaking strength of a fiber is required to be at least 150 psi. Past experience has indicated that the standard deviation of the breaking strength is σ = 3 psi. A random sample of four specimen are tested and the results are:X_1=145, X_2=153, X_3=150 and X_4=142. a. State the hypothesis to be tested?
b. Test the hypothesis and state your conclusions? Use α=0.05?
c. Should the P value be less than α in this case? Explain.
d. Construct the 95% confidence interval on the true mean breaking strength?
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Mathematics
Bj
a rectangular plot of land has the length of 4/7 mile and a width of 3/8 mile. what is the area of this plot?
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Mathematics
Tux
What multiple by 6 gives me 720
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Mathematics
Skinner
You skate at a rate of 12 feet per second. Your friend skates at a rate of 10 feet per seconds and has a head start of 20 feet. A. How long will it take you to catch Your friend
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Mathematics
Bullet
What is the least even number you can make with the digits 5 2 7 3 6 4 0?
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Mathematics
Vargas
The ratio of height of a bonsai ficus tree to the height of a full-size ficus trees is 1:9 the bonsai ficus is 6 inches tall what is the height of a full-size ficus?
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Mathematics
Maverick Benjamin
Matthias and Arianna were running against each other for student council representative. Each candidate was given 2 1/2 hours to make posters for the campaign.
They make posters at different rates. Each candidate will make a different number of posters at the end of the end of the 2 1/2 hours.
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Mathematics
Hayley Schroeder
What is 4 1/6 - 1 3/4?
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Mathematics
Tristian Pratt
Lamont builds a traingular shaped fence to hide his pool pump. he already has two sections of fencing measuring 8 and a half feet and 5 and a half feet which fencing length would Lamont not be able to use as the third side of his fence?
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Mathematics
Damaris
Find the center and radius of the circle with the equation:
(x - 5) ² + (y + 1) ² = 4
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Mathematics
Noah Galvan
expression to approximate log a of x for all positive numbers a, b, and x, where a is not equal to 1 and b is not equal to one
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Mathematics
Anderson Peters
Two thirds of the families in smithville own their own homes. The total number of home owning families there is 480. How many families live in smithville?
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Mathematics
Harold Lozano
Find the ratio a:b, if it is given that a+b=3b
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Mathematics
Josh Koch
Do you know when to choose an estimate or an exact amount?
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