Quiz 4: Inferential
Score 10 out of 10
The WPC Sports Company has noted that the size of individual "customer order" is normally distributed with a mean of $100 and a standard deviation of $12. If a soccer team of 16 players were to make the next batch of orders, what would be the standard error of the mean?
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When sample size increases
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Which of the following is a Type-I error?
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What is the confidence level when the level of significance is 0.07?
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Question 5 1 pts
Which of the following is a continuous random variable?
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Which of the following is a difference between the t-distribution and the standard normal (z) distribution?
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The central limit theorem states that even if the population is not normally distributed, the
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Question 8 1 pts
Which of the following proposition describes an existing theory or belief?
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In order to reject the null hypothesis, the p-value must be less than the
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You are collecting data via an online survey to improve education standard at ASU. Which of the following methods will not result in data collection bias?
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