Lukecrayonz
 Name:
 Luke Kranz
 School:
 J.W Mitchell High School
 About:
 10th grade
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Questions Asked

Lukecrayonz:
Null and alternative hypotheses help! :)
 updated 23 days ago
 51 replies
 3 Medals
Mathematics

Lukecrayonz:
If the lifespan of a computer with n=100 sample size, x=6.8 years, s=2.4 years, construct a 99% confidence interval for the population mean.…
 updated one month ago
 5 replies
 No Medals Yet
Mathematics

Lukecrayonz:
y
 updated one month ago
 2 replies
 No Medals Yet
Mathematics

Lukecrayonz:
I need someone with statistics to help me with Central Limit Theory! :)
 updated one month ago
 63 replies
 1 Medal
Mathematics

Lukecrayonz:
ZScores (statistics):
It says find the indicated zscores shown in the graph (will draw) and I know the 0.0244 is z=1.97 but it's asking f…
 updated one month ago
 3 replies
 No Medals Yet
Mathematics

Lukecrayonz:
Statistics word problem! :)
http://puu.sh/6Z5pY.png
 updated 2 months ago
 47 replies
 1 Medal
Mathematics

Lukecrayonz:
Statistics? ;P How do I find the variance of the probability distribution? I feel like i'm getting it wrong.
 updated 2 months ago
 13 replies
 1 Medal
Mathematics

Lukecrayonz:
If in statistics, your numbers range from 10 to 80, but your classes range from 1084, what is your max regarding measures of position?
 updated 2 months ago
 1 reply
 No Medals Yet
Mathematics

Lukecrayonz:
Statistics: Relative frequency as a percent?
 updated 2 months ago
 2 replies
 No Medals Yet
Mathematics

Lukecrayonz:
Standard Deviation in statistics!!! please help:)
The mean for stats test scores is 63 and the standard deviation is 6.0. For the bio tes…
 updated 2 months ago
 18 replies
 1 Medal
Mathematics

Lukecrayonz:
ZScores in statistics?? o.O
 updated 2 months ago
 4 replies
 1 Medal
Mathematics

Lukecrayonz:
How to find variance of 17, 13, 3, 6, 12?
 updated 2 months ago
 No Medals Yet
Mathematics

Lukecrayonz:
Help with elementary statistics?:)
 updated 2 months ago
 6 replies
 1 Medal
Mathematics

Lukecrayonz:
Statistics
 updated 2 months ago
 1 reply
 No Medals Yet
Mathematics

Lukecrayonz:
@austinL @wolfe8 @tHe_FiZiCx99 you here?:)
 updated 2 months ago
 7 replies
 2 Medals
Mathematics

Lukecrayonz:
Find the cost of printing 107 more posters when 13 have already been printed.
C'(x)=x^(3/4)
 updated 4 months ago
 No Medals Yet
Mathematics

Lukecrayonz:
Solve the integral sqrt(x)2 from [1,9]
 updated 4 months ago
 11 replies
 3 Medals
Mathematics

Lukecrayonz:
Find the area under the given curve over the indicated interval
y=6
[2,2]
 updated 4 months ago
 6 replies
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Mathematics

Lukecrayonz:
Express sigma notation without using summation notation
 updated 4 months ago
 1 reply
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Mathematics

Lukecrayonz:
Integrals
 updated 4 months ago
 4 replies
 1 Medal
Mathematics

Lukecrayonz:
Find f such that f'(x)=8x3, f(6)=0
 updated 4 months ago
 1 reply
 1 Medal
Mathematics

Lukecrayonz:
Differentiate
y=5^x^2
 updated 4 months ago
 2 replies
 1 Medal
Mathematics

Lukecrayonz:
The amount of carbon14 in animal bones after t years is given by P(t)=P[0]e^(0.00012097t). A bone has lost 37% of its carbon14. How old i…
 updated 4 months ago
 3 replies
 No Medals Yet
Mathematics

Lukecrayonz:
Find the equation of the tangent line of the graph f(x)=1/x^5
at: (1,1)
 updated 4 months ago
 10 replies
 1 Medal
Mathematics

Lukecrayonz:
Of all numbers whose difference is 18, find the two that have the minimum product
 updated 4 months ago
 6 replies
 1 Medal
Mathematics

Lukecrayonz:
The graph of (x+3)^(6/7) is increasing/decreasing over what interval?
 updated 4 months ago
 2 replies
 1 Medal
Mathematics

Lukecrayonz:
How to find inflection pts?
 updated 4 months ago
 7 replies
 2 Medals
Mathematics

Lukecrayonz:
Find dy/du, du/dx, and dy/dx
 updated 4 months ago
 17 replies
 1 Medal
Mathematics

Lukecrayonz:
derivative of lnsqrt(x+4)?
 updated 4 months ago
 17 replies
 1 Medal
Mathematics

Lukecrayonz:
Of those numbers whose sum is 70, find the two that have the maximum product. That is, maximize Q=xy where x+y=70
 updated 4 months ago
 11 replies
 2 Medals
Mathematics
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