AP Statistics 2017

From Table A, z (^) x = 1.645 (also, invNorm(0.95) = 1.645) . Hence, x = 3.4 + (0.3)(1.645) = 3.89. No ...

1. This can also be done on the TI-83/84 by putting the X values in L1 and the probabilities in L2 . T ...

The z -score corresponding to an area of 0.99 is 2.33 (invNorm (0.99) on the calculator). So, z (^) x ...

Because we are given that the target was hit, we only need to look at those outcomes. P (the pers ...

=687.33. Let D = “a home has a desktop computer”; L = “a home has a laptop computer.” We are given ...

P (win a pizza) = P (A or B) = P (A) + P (B) – P (A and B) = . Because the numbers of ...

The player will lose 5.2¢, on average, for each dollar bet. From the tables, we see that P (z < ...

For this set of data, and s = 2.0. Examination of the 25 points in the dataset yields the following ...

CHAPTER 9 Probability and Random Variables Organizers of a high school class reunion conducted a survey ...

(A) 3.87 (B) 5.00 (C) 8.66 (D) 15.00 (E) 75.00 A tire manufacturer is ...

Answers 1. C 2. C 3. B 4. D 5. B ...

CHAPTER 10 Binomial Distributions, Geometric Distributions, and Sampling Distributions IN THIS CHAPTER Summary: In thi ...

probability of success of the next trial). • Our interest is in a binomial random variable X , whic ...

factorial symbol can also be found in the MATH PRB menu. example: Find B (15, .3, 5). That is, find P ...

There is about a 25% chance that she will make 5 or fewer free throws. The solution to this problem ...

It should be clear that Graph A is noticeably skewed to the right, and Graph B is approximately normal in ...

The exact binomial solution to this problem is given by In reality, you will need to use a normal a ...

course. example: Remember Dolores, the basketball player whose free-throw shooting percentage was 0.65? What ...

Sampling Distributions Suppose we drew a sample of size 10 from an approximately normal population with ...

is close to one whenever N is large in comparison to n . (You don’t have to know this formula ...