[AP Statistics] 6.3b Geometric Probability

Janice likes to practice bottle flipping at lunch. She successfully flips a bottle 38% of the time.

What is the probability that it takes Janice exactly 6 attempts to successfully flip a bottle once?

Round to the nearest hundreth

What is the probability that it takes Janice 5 or fewer attempts to successfully flip a bottle once?

Round to the nearest hundredth

What is the probability that it takes Janice 8 or more attempts to successfully flip a bottle once?

Round to the nearest hundredth

What is the mean of the number of flips Janice will take to successfully flip a bottle once?

Round to the nearest hundredth

What is the standard deviation of the number of flips Janice will take to successfully flip a bottle once?

Round to the nearest hundredth

Determine whether the following scenario describes a geometric setting.

Explain

Determine whether the following scenario describes a geometric setting.

Explain

Determine whether the following scenario describes a geometric setting.

Explain

Determine whether the following scenario describes a geometric setting.

Explain

Round to the nearest hundredth

Round to the nearest hundredth

What is the mean of X?

Round to the nearest hundredth

What is the standard deviation of X?

Round to the nearest hundredth

Find the probability it takes 40 or more invoices to find the first one with an amount that starts with an 8 or 9.

Round to the nearest hundredth

You are examining the invoices for a company and you don't find an invoice that starts with 8 or 9 until the 40th invoice. Is there convincing evidence that the invoices were faked? Explain.

Are there any problems above that you would like to go over in class? Indicate the question numbers below (Numbers refer to the Formative question number). I'll try to cover anything that is highly requested.