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1.4 Homework
1. An agricultural scientist wants to determine the effect of fertilizer type on the yield of tomatoes. The scientist sent questionnaires to 100 tomato growers. The type of fertilizer did not significantly affect the yield according to the 15 growers who responded.
The primary type of bias involved in the given information is ____ bias
2. A reality TV show asks viewers to text in their favorite contestant. Over 200,000 texts were received.
The primary type of bias involved in the given information is _______ bias
3. A political candidate claims on his website that only 11% of the public support a proposal that a competing candidate is sponsoring.
The primary type of bias involved in the given information is
A safety consultant asked a simple random sample of 100 construction workers if they followed the new safety guidelines. 100% of the workers reported that they did.
The primary type of bias involved in the given information is _____ bias
1.4 Homework Answer
1. The primary type of bias involved in the given information is Non response bias