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BESC 3010, Practice Final Exam Questions with accurate answers. Verified.

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Uploaded on February 7, 2023
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besc 3010
practice final exam questions with accurate answers verified in a sample of women
the number of children that each woman has is an example of which level of measurement a nominal b

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BESC 3010, Practice Final Exam
Questions with accurate answers.
Verified.

In a sample of women, the number of children that each woman has is an example of which level of
measurement?

A. nominal

B. ordinal

C. interval

D. ratio - ✔✔-Ratio

Remember with ratio you can have an absolute zero of something.

Military ranks are an example of what level of measurement?

A. nominal

b. ordinal

C. interval

D. ratio - ✔✔-ordinal; because one person has a higher rank than another but doesn't specify which one
is higher.

Gender is an example of what level of measurement?

a. nominal

b. ordinal

c. interval

d. ratio - ✔✔-nominal; only indicates that people are in different groups

Which level would be most appropriate for describing the distribution below?

A. normal

,B. platykurtic

C. positively skewed

D. negatively skewed - ✔✔-positively skewed; extreme scores are at the high end towards the positive
numbers.

Which label would be most appropriate for describing the distribution below?

a. negatively skewed

b. leptokurtic

C. normal

D. biomodal - ✔✔-normal

Which of the following situations is the median an appropriate measure of central tendency?

A. when the average is very high

B. when the mode is less than 10

C. the researcher has ordinal data

D. when the data set has an even number of scores - ✔✔-The researcher has ordinal data

Which of the following is not true about the normal distributions?

A. kurtosis = 1

B. Mean = Mode

C. Mode = Median

D. Skewness = 0 - ✔✔-kurtosis = 1

The visual difference between bar graphs and histograms is that in _____ the bars touch each other and
in _____ the bars do not touch.

A. bar graphs, histograms

B. histograms, bar graphs

C. normal distributions, highly skewed distributions

D. none of the above - ✔✔-Histograms, bar graphs

, Compared to the normal distributions, a leptokurtic distribution has a ___ than a normal distribution

A. rounder peak

B. more elongated tail

C. taller peak

D. flatter peak - ✔✔-taller peak

If the dots on a scatter plot generally extend from the bottom left to the upper right of the diagram but
are very widely spread out, the researcher would report due to correlation as:

A. strong and positive

B. strong and negative

C. weak and positive

D. weak and negative - ✔✔-weak and positive (it goes up hill).

#12 The three measures of variability (how spread out things are) are:

A. mean, median, mode (location)

B. z-scores, effect size, independent variable

C. normal, bimodal, unimodal (shape)

D. range, variance, standard deviation - ✔✔-D. range, variance, standard deviation

-Remember that Variability are how spread-out they are.

(normal, bimodal, and Unimodal are shapes distribution)

(Mean, mean and Mode are common Central Tendency)

#13 Which option is the mean of the numbers below?

4, 5, 4, 4, 3, 5, 6, 3, 4, 2

a. 10

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Exam (elaborations)

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