AP Statistics

[gutierrezs]

I am studying for my ap statistics exam tomorrow

You want to see if a coin is fair. You flip it 5 times and count the number of heads. If H is the number of heads obtained in five flips of the coin, what is the p-value of the test when H equals 4?

 

[Dr.Peterson]

I am studying for my ap statistics exam tomorrow

You want to see if a coin is fair. You flip it 5 times and count the number of heads. If H is the number of heads obtained in five flips of the coin, what is the p-value of the test when H equals 4?

What would your null hypothesis be?

How can you find the probability that H is at least 4, given the null hypothesis?

 

[nasi112]

What would your null hypothesis be?

How can you find the probability that H is at least 4, given the null hypothesis?

It looks like two tails

 

[Dr.Peterson]

It looks like two tails

In this context, that's rather ambiguous, but you're right that this should be a two-tailed test, so my second question was not a complete hint.