Chapter 12: Q12. (page 737)
Find each product.
Short Answer
The product is .
Chapter 12: Q12. (page 737)
Find each product.
The product is .
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Get started for freeIdentify each sample, and determine a population from which it was selected. Then classify the type of data collection used.
The owners of the dog care centers want to know how many of each size crate they should order. They send flyers into the neighborhood to ask what size or breed of dog each person has.
Identify each sample as biased or unbiased. Explain your reasoning.
A magazine publisher asks every tenth person at a fitness expo what magazines they have in their household.
The results of a simulation of coin flipping are shown.
Outcome | Frequency |
heads | 25 |
tails | 75 |
What is the experimental probability of heads?
MULTIPLE CHOICE On a multiple-choice test with four choices, Zack answered 12 out of 20 questions correctly. What could be used to simulate his correctly answering a question. What could be used to simulate his correctly answering a question?
tossing a coin
rolling a six-sided number cube
spinning a spinner with four equal sections
rolling a three-sided number cube
SALES Nate is keeping track of how much people spent at the school bookstore in one day. Find the mean absolute deviation for the data to the nearest tenth:
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