AP Statistics 2017

solution: P (A|B) = P (the card drawn is an ace | the card is a 10, J, Q, K, or A) = 4/20 = ...

These are the possible values of the random variable X , the score a randomly selected student gets on ...

The variance of a discrete random variable is given by The standard deviation of a discrete random varia ...

Probability Distribution for a Continuous Random Variable (CRV) . The probability distribution of a continuou ...

deviation of 1. A table of Standard Normal Probabilities for this distribution is included in this b ...

has N (68,3). Determine (a) P (X < 65). solution: (the area to the left of z = – 1 from Table A). On ...

calculation on the TI-83/84 is: normalcdf (70,75,68,3) = 0.2427 . The difference in the answers is due to roun ...

girl is 0.5 for each birth. Would this behavior change the proportion of girls in the population? Design ...

Based on our simulation, if every familiy kept having children until they have a girl, it would not ...

Calculator Tip: There are several random generating functions built into your calculator, all in the MATH PRB ...

Rules for the Mean and Standard Deviation of Combined Random Variables Sometimes we need to combine two ran ...

by the scores of those students who took the test in November. Hence, it is reasonable to assume that ...

Multiple-Choice 1. In the table above what are P (A and E) and P (C| E)? (a) 12/125, 28/125 (b) 12 ...

(a) 5.05; 1.15 (b) 5.05; 1.07 (c) 5.05; 0.66 (d) 5.05; 0.81 (e) 5.05; you cann ...

If X and Y are independent, what is P (X = 5 and Y = 4)? (a) (b) (c) (d) ...

(b) (c) (d) (e) You roll two six-sided dice. What is the probability that ...

(a) μ (^) 3+6 (^) X (b) σ (^) 3+6 (^) X Harvey, Laura, and Gina take turns throwing spitw ...

through 100. If the number chosen is divisible by 24 or by 36, the contestant wins the pizza. What is the p ...

Cumulative Review Problems Consider the following histogram: Which of the following statements is tru ...

Multiple-Choice The correct answer is (c). There are 12 values in the A and E cell out of the total ...