What is this difference between sample statistics and population parameters called?

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Now, Dr. Gatz needs your help to interpret the three z scores that you computed. Based on Henry’s z scores of the memory test, the object naming test, and the Stroop test, do you think Dr. Gatz should focus his future investigations on Henry’s memory systems, naming systems, or attentional systems (i.e., those assessed by the Stroop test)? Be sure you could explain your reasoning.

Multiple answers:You can select more than one option

A

memory systems

B

naming systems

C

attentional systems

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Part III: Body Temperature

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11

Did you locate the four body temperatures on the normal curve?

A

Yes

B

No

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12

Rank the four body temperatures in order from most likely to least likely

Drag and drop to order

1

A

97.5

2

B

96.9

3

C

96.5

4

D

98.0

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13

How can you use the frequency distribution histogram of the population’s body temperatures to determine which of the preceding temperatures are most rare? Select all that apply.

Multiple answers:You can select more than one option

A

Scores that are the farthest from the mean are the most rare.

B

Negative z scores are more rare than positive z scores.

C

The height of the curve above a given score reflects how rare that score is; the lower the curve line the rarer the scores are at that location.

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Distribution of Sample Means and Sampling Error

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1

What is this difference between sample statistics and population parameters called?

A

Standard deviation of the score

B

Sampling error

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2

If you obtained a random sample of 25 women from this population, what is your best guess as to what the mean height will be for that sample?

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Numeric Answer:

Bottom of Form

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3

In general, the _____ the sample, the closer the sample statistic should be to the population parameter.

A

larger

B

smaller

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5