The basic premise of hypothesis testing is to assume a status quo statement and examine sample information to assess the validity of the original statement. In order to no longer believe in the validity of the status quo statement, the sample statistic would need to be _____ to the population parameter.
1.unusual compared
2.similar in value
Question 2
Which of the following results in a Type I error if the null hypothesis, the mean tread life of a tire produced by the ABC company is 24,000 miles ( = 24,000), is tested?
1.The ABC company does produce tires that have a mean of 24,000 miles but the data suggested that the mean was not 24,000 miles.
2.The ABC company does produce tires that have a mean of 24,000 miles and the data suggested that the mean was 24,000 miles.
3.The ABC company does not produce tires that have a mean of 24,000 miles but the data suggested that the mean was not 24,000 miles.
4.The ABC company does not produce tires that have a mean of 24,000 miles but the data suggested that the mean was 24,000 miles
Some notes to help chapter3 basic biotechnology
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