A purchaser for a large convenience store chain wants to know if the shipment of 1,000,000 batteries he is receiving is a good one. He randomly selects 100 batteries from the shipment and tests their charge. 2 of the batteries did not have a full charge. What is the population? A) 1,000,000 batteries in the shipment B) 100 randomly selected batteries C) 2% = the percent of the 100 selected batteries that do not have a full charge D) percent of the 1,000,000 batteries that do not have a full charge What is the sample? A) 1,000,000 batteries in the shipment B) 100 randomly selected batteries C) 2% = the percent of the 100 selected batteries that do not have a full charge D) percent of the 1,000,000 batteries that do not have a full charge What is the parameter? A) 1,000,000 batteries in the shipment B) 100 randomly selected batteries C) 2% = the percent of the 100 selected batteries that do not have a full charge D) percent of the 1,000,000 batteries that do not have a full charge What is the statistic? A) 1,000,000 batteries in the shipment B) 100 randomly selected batteries C) 2% = the percent of the 100 selected batteries that do not have a full charge D) percent of the 1,000,000 batteries that do not have a full charge A researcher wants to study the boat traffic on Lake Murray. He sends surveys to 500 Lake Murray boaters randomly selected from the Power Squadron member roster. 350 returned the completed survey. He found that of the boaters sampled, on average, they use the lake 3 hours per week. What is the population? A) All Lake Murray boaters B) All Power Squadron members C) 500 Lake Murray boaters that were sent the survey D) 350 Lake Murray Boaters that returned completed surveys What is the sample?A) All Lake Murray boaters B) All Power Squadron members C) 500 Lake Murray boaters that were sent the survey D) 350 Lake Murray Boaters that returned completed surveys What is the sampling frame? A) All Lake Murray boaters B) All Power Squadron members C) 500 Lake Murray boaters that were sent the survey D) 350 Lake Murray Boaters that returned completed surveys What is the parameter? A) average time on Lake Murray for all Lake Murray boaters B) 3 hours per week C) 500 Lake Murray boaters D) 350 Lake Murray Boaters What is the statistic? A) average time on Lake Murray for all Lake Murray boaters B) 3 hours per week C) 500 Lake Murray boaters D) 350 Lake Murray
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