Each customer entering a department store will either buy or not buy some merchandise. An experiment consists of following 5 customers and determining whether or not they purchase any merchandise. The number of sample points in this experiment is   a. 25.   b. 10.   c. 5.   d. 64.

6

5

A sports franchise knows that 81% of their season ticket holders attend every home game.  The collect a random sample of size 250 from among last year's season ticket holders.  How likely are they to find that 200 or fewer attended every home game?   a. .657   b. .800   c. .343   d. .500

USE EXCEL to solve this problem. Thanks.

For Parts A, B, and C, use the experiment below. Show all work. Two fair six-sided dice are rolled. Part A: How many outcomes are in the sample space of the experiment? Part B: What is the probability the sum of the two dice will be greater than or equal to 10? Part C: Laura and Bethany want to decide who fills the car with gasoline for their upcoming trip. Laura will fill the car if the sum of the dice is greater than or equal to 10, and Bethany will fill the car if the sum of the dice is less than 5 If the sum of the dice is any other value, the result is discarded. Does this method provide a fair way to decide who fills the car with gasoline? Provide a supporting explanation.

62% of all the town’s residents own a dog and 57% own a cat. Of the dog owners 48% also own a cat. If a town is chosen at random find A. P(own a dog)B. P(own a cat)C. P(own a cat and dog)D. P(own a dog given own a cat)