How can we help?
  • Okapi commented,

    Hello Tajeshwar Khara, Let me write it down in a more clear way: p (early and football) = 0.1 p (early and not football) = 0,05 p (not early and not football) = 0.65 as you see, there is one possib...

  • Okapi commented,

    Hello Vashaanth,I hope the picture above helps. As you see ozone is very unstable and constantly oscillating between the two structures shown above. A line at an O represents two dots (imagine the...

  • Okapi commented,

    Hi bildnera, I think it depends very much on which function you have. I think it will have an other impact on f(x) = x² than on f(x) = 2x+1/x + 7x, for example. If you are interested in a special t...

  • Okapi commented,

    Hi Abdellah Elayou, I see from your question that you already see that it isn't as easy as with sin(x) or cos(x). I think you mean the sign (+ or -) in front of the sin or cos? The minus sign in fr...

  • Okapi commented,

    Hello Parkerha, we learned only binomial and normal distribution so I am not sure what a t and z test is, but I think you are talking about statistical hypothesis test, right? I think I can only tr...

  • Okapi commented,

    Hello Natalia C,   The instantaneous speed (the same applies to velocity) is like the average speed, but just for one instant of time. If you want to know the average speed (is it called so in Engl...

  • Okapi commented,

    Hello marcelolandaverde, In 2) all the counted combinations are with Glopin and Lancer together. Your explanation is the approach to determine a probability by calculating its counter-probability. ...

  • Okapi commented,

    Hello Rufus, Thank you for your answer and that you made a support ticket! I didn't expect such a fast response... should one create every time a support ticket an error occurs?

  • Okapi commented,

    Well, I think it would look quite beautiful if it was displayed correctly. But unfortunately half of this post is covered by the menu ("Our mission is to provide..."), the title of this post is mes...

  • Okapi commented,

    Hello Evan Lewis, I would be glad to get an App for my Windows Phone but alas, the Windows Phone app was token from the app store long ago, as can be read in another post here on Khan Academy: htt...

  • Total activity 41
  • Last activity
  • Member since
  • Following 0 users
  • Followed by 0 users
  • Votes 17
  • Subscriptions 10
  • Total activity 41
  • Last activity
  • Member since
  • Following 0 users
  • Followed by 0 users
  • Votes 17
  • Subscriptions 10