Quiz 09.02 | Distribution of One Sample Mean

Quiz 09.02 | Distribution of One Sample Mean

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Question 1 of 3

1. Question
What is the key indicator that this is a Chapter 9 question?
- a) The question is about coffee sales
- b) The question involves a sample of 36 weeks
- c) The question mentions a standard deviation of 500 cups
- d) The question is about individual probabilities
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Question 2 of 3

2. Question
How is the standard error calculated?
- a) Population standard deviation divided by the sample size
- b) Population standard deviation multiplied by the sample size
- c) Population standard deviation divided by the square root of the sample size
- d) Population standard deviation multiplied by the square root of the sample size
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Question 3 of 3

3. Question
How do you find the probability of being between two values?
- a) Add the two areas found on the z table
- b) Subtract the smaller area on the z table from the larger one
- c) Multiply the smaller area on the z table by the larger one
- d) Divide the larger value on the z table by the smaller one
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