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Questions Answered

sponkers_w:
Group Title
Can someone check my answers for this free throw statistics question? "Jenny is a 60% freethrow shooter. She gets to shoot a second free th…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

sponkers_w:
Group Title
Every time I try to solve this question I get an answer that's not in the choices: Pluto follows an elliptical orbit with a = 20.232 Au (ast…
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

sponkers_w:
Group Title
Can someone help me finish separating this differential equation?
I have y'=(sin5x)/(siny)
…
 updated one year ago
 3 replies
 2 Medals
Mathematics

sponkers_w:
Group Title
Find the solution to the differential equation y'=y if the initial condition is y=3 and x=4.
 updated one year ago
 4 replies
 1 Medal
Mathematics

sponkers_w:
Group Title
A new observed data point is included in set of bivariate data. You find that the slope of the new regression line has changed from 1.7 to 1…
 updated one year ago
 3 replies
 1 Medal
Mathematics

sponkers_w:
Group Title
I don't get this stat question at all! Which of the following should often be avoided?
Interpolation…
 updated one year ago
 5 replies
 1 Medal
Mathematics

sponkers_w:
Group Title
Can someone just point me in the right direction? In which of the following scenarios would it be most acceptable to do an interpolation usi…
 updated one year ago
 4 replies
 1 Medal
Mathematics

sponkers_w:
Group Title
The normal distribution is:
a) a bellshaped density curve defined by the population mean, which determines the position of the center of th…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

sponkers_w:
Group Title
How do I calculate the spring constant given mass, compressed length, and speed?
A springloaded toy dart gun fires darts with a mass of …
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

sponkers_w:
Group Title
Can someone check my work on this?
A truck carrying a 38 kg crate accelerates uniformly from rest to 87.5 km/hr (< which I converted to 2…
 updated one year ago
 5 replies
 1 Medal
Mathematics

sponkers_w:
Group Title
Which statement describes a situation where the process of cellular respiration is not working properly in a cell?
The cell cycle lo…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

sponkers_w:
Group Title
You've drawn a simple random sample from a population. The standard deviation of this sample is a(n):
average.…
 updated one year ago
 5 replies
 1 Medal
Mathematics

sponkers_w:
Group Title
Which hypothesis best explains why, relative to their sizes, a rabbit must eat a greater volume of food than a hippopotamus?
A. Rab…
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

sponkers_w:
Group Title
Statistics Question: Can't decide if this multiple choice is Answer D or E  can someone help me narrow it down?
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

sponkers_w:
Group Title
Can someone help me finish this ramp/incline problem? (A wheelchair ramp is to be rated at 8%, which means that it rises 8 cm for every 100 …
 updated one year ago
 8 replies
 1 Medal
Mathematics

sponkers_w:
Group Title
Can someone help me with this mutation question? I have it narrowed, but I'm not sure... "What is one condition necessary for a mutation to …
 updated one year ago
 5 replies
 1 Medal
Mathematics

sponkers_w:
Group Title
can anyone please help me with this? Water tank rate problem? How to represent represent h as a function of t if dV/dt = 50 = pi(h)^2(k)^2dh…
 updated 2 years ago
 19 replies
 2 Medals
Mathematics

sponkers_w:
Group Title
Water tank rate problem? How to represent represent h as a function of t if dV/dt = 50 = pi(h)^2(k)^2dh/dt? (Water is flowing at a rate of 5…
 updated 2 years ago
 3 replies
 No Medals Yet
Mathematics

sponkers_w:
Group Title
Water is flowing at the rate of 50 m^3/min into a holding tank shaped like an cone, sitting vertex down. The tank’s base diameter is 40 m an…
 updated 2 years ago
 5 replies
 1 Medal
Mathematics

sponkers_w:
Group Title
Estimate the slope of the rate curve at certain point? (see attachment)
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

sponkers_w:
Group Title
Equation of a line tangent to the curve xy = √(xy – x) + 1 at the point (1, 2)? I have some work done...
 updated 2 years ago
 14 replies
 1 Medal
Mathematics

sponkers_w:
Group Title
Which of the following possible values of k is NOT consistent if y = f (x) is continuous, monotonic, and concave down for all values of x? 0…
 updated 2 years ago
 13 replies
 2 Medals
Mathematics

sponkers_w:
Group Title
The acceleration (m/sec^2) of an object along a straight line is given in the attachment. Assuming that the object has an initial velocity o…
 updated 2 years ago
 14 replies
 1 Medal
Mathematics

sponkers_w:
Group Title
If q is positive and increasing, for what value of q is the rate of increase of q3 twelve times that of q?
 updated 2 years ago
 9 replies
 1 Medal
Mathematics

sponkers_w:
Group Title
What am I doing wrong in this tangent line approximation?
 updated 2 years ago
 9 replies
 No Medals Yet
Mathematics