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Stats Vocab Flashcards | StudBud
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Stats Vocab
Stats Vocab
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AP Psych review
Flashcards
21 cards
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Practice quiz
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Questions
21
Answers
1
Which type of statistics allow us to determine if a difference is significant?
Obscure
Descriptive
Analytic
Inferential
2
This measure of central tendency is the score in the middle of a set of scores.
standard deviation
mean
median
mode
3
A negatively skewed distribution tells us
the mean, median, and mode were similiar
most scores were in the low range but there were outliers
the mean was higher than the mode
most scores were in the high range but there were outliers
4
Which type of statistics allow us to draw conclusions through graphs?
Inferential
Obscure
Analytic
Descriptive
5
In a normal curve, how many scores fall within 1 SD of the mean?
68%
34%
95%
99.7%
6
Data that cannot be further divided...I have 2 dogs... is this
Continuous Data
Discrete Data
Zero Correlation
Inferential Data
7
This graph reflects continuous data like height - there are no spaces between the bars.
Frequency Polygon
Histogram
Bar Graph
Pie Chart
8
This measure of central tendency is the most frequent score.
negative skew
Median
mode
mean
9
Standard Deviation reflects
How skewed a distribution is
The mean of the scores in a data set.
Whether a skew is positive or negative
How much scores deviate from the mean in a normal curve
10
This descriptive statistic is influenced by outliers; it's the average of a set of scores.
Mean
variance
Median
mode
11
What would our graph look like when the mean, median, and mode are all very similar?
Dynamic Curve
Normal Curve
Negative Skew
Positive Skew
12
if the test was Impossible, but a few people killed it, what would result?
Negative Skew
Positive Skew
Neutral Skew
there is zero correlation
13
At what probability (that the results were due to chance) would I reject the null hypothesis?
p<.05
p<.01
p<.1
p<.5
14
When the p value >.05, we can say
The results are not statistically significant
The results are statistically significant
The results are inconclusive
15
If the mean is much lower than the mode, what happens to the curve?
negative skew
positive skew
negative correlation
positive correlation
16
The range generally is this many times the standard deviation?
4
2
3
5
17
Data that can take on any value (height, weight, temp). Ex. Luna weighs 9.6 lbs.
Verifyable Data
Discrete Data
Continuous Data
Obscure Data
18
On a scale of 1-5, how much do you hope East beats West this year (in everything)?
Nominal Scale
Standard Deviation
T Score Ranking
Ordinal Scale
19
Variance of data can be measured by
Range
Mean
Number of Scores
Absolute Value
20
This line graph replaces bars with a line connecting data points.
Pie Graph
Histogram
Frequency Polygon
Bar Graph
21
Select 1 if your are a democrat, 2 if republican. These numbers are a(n)
Nominal scale
Standard Deviation
Ordinal scale
Range