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Which of the following would be an appropriate null hypothesis?
A. The mean of a population is equal to 55.
B. The mean of a sample is equal to 55.
C. The mean of a population is greater than 55.
D. Only (a) and (c) are true.

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Jean Keeling
Jean KeelingLv2
31 Mar 2020

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Related textbook solutions

Introductory Statistics
OER Edition, 2013
Openstax
ISBN: 9781938168208

Related questions

which of the following is not a property of the sampling distribution of the sample​ mean?

A. The expected value of the sample mean is equal to the population mean.

B. The mean of the sample means is the population mean.

C. The distribution of the sample mean tends to be skewed to the right or left.

D. The sample means target the value of the population mean.

Which of the following is NOT a property of the sampling distribution of the sample mean?

Choose the correct answer below.

A. The sample mean to target the value of the population mean.

B. The expected value of the sample mean is equal to the population mean.

C. The mean of the sample means is the population mean.

D. The distribution of the sample mean tends to be skewed to the right or left.

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b. the mean for a treated group of subjects is compared to a know population mean.

c. one sample is used to test a hypothesis about one population.

d. there are two separate samples containing different subjects.

 

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