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BESC 3010 final exam questions and answers
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BESC 3010 final exam questions and answers
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BESC 3010 final exam questions andanswers
In a sample of women, the number of children that each woman has is an example of
which level of measurement?
Interval
Nominal
Ordinal
Ratio - Answer -ratio
Military ranks are an example of what level of measurement?
Nominal
Ratio
Ordinal
Interval - Answer -ordinal
Gender is an example of what level of measurement?
Interval
Nominal
Ratio
Ordinal - Answer -nominal
The visual difference between bar graphs and histograms is that in (1) the bars touch
each other and in (2) the bars do not.
(1) Bar graphs, (2) histograms
(1) Normal distributions, (2) highly skewed distributions
(1) Histograms, (2) bar graphs
(1) Highly skewed distributions, (2) normal distributions - Answer -(1) histograms, (2)
bar graphs
Which of the following is not true about the normal distrubition?
Skewness = 0
Kurtosis = 1
Mode = median
Mean = mode - Answer -kurtosis=1
, In a normal distribution, it is very unusual to find scores outside of what range of z-
scores?
0 and 5
-3 and 3
-1 and 1
0 and 10 - Answer --3 and 3
Three measures of variability are:
Mean, median, mode
Range, variance, standard deviation
z-score, effect size, independent variable
Normal, bimodal, unimodal - Answer -range, variance, standard deviation
Which option is the mean of the numbers below?
4544356342
4
4.5
8
10 - Answer -4
Which option is the median of the numbers below?
4544356342
5
3
4
3.5 - Answer -4
Which option is the mode of the numbers below?
4544356342
4
3
3.5
5 - Answer -4
What is the standard deviation of the population from which the sample below was
drawn from?
4544356342
1.33
1.10
5
4.25 - Answer -1.10
What is the variance of the sample represented by the numbers below?
4544356342
25
12.25
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