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Q 1/30
Score 0
Identify this symbol s
30
Standard error
Variance
Mean
Stardard deviation
Q 2/30
Score 0
Identify this symbol µ
30
Variance
True mean
Standard error
Mean
30 questions
Q.
Identify this symbol s
1
30 sec
Q.
Identify this symbol µ
2
30 sec
Q.
Identify this symbol x Ì…
3
30 sec
Q.
Identify this symbol s/√n
4
30 sec
Q.
A positive skew has a long tail to the
5
30 sec
Q.
Kurtosis is a measure of
6
30 sec
Q.
A negative skew has a long tail to the
7
30 sec
Q.
With a kurtosis value of 0.5 it is appropriate to use parametric statistics
8
30 sec
Q.
The cross in the centre of the box of a box and whisker plot marks the
9
30 sec
Q.
The whiskers on a box an whisker plot represent
10
30 sec
Q.
The box on a box and whisker plot represents the
11
30 sec
Q.
In a normal distribution +1 standard deviation from the mean represents
12
30 sec
Q.
In a normal distribution +/-1 standard deviation from the mean represents
13
30 sec
Q.
In a normal distribution -3 standard deviations from the mean represents
14
30 sec
Q.
Which are not measures of central tendency?
15
30 sec
Q.
Which of the following is a limitation of the Mean?
16
30 sec
Q.
When using the critical value table for Chi squared test what does a chi squared value that is greater than the critical value inform you to do?
17
30 sec
Q.
In a t-test using the critical value table what does a t value that is less than the critical value inform you to do?
18
30 sec
Q.
Which P - value would cause you to reject the null hypothesis?
19
30 sec
Q.
Which flowers have the highest nectar volume?
20
30 sec
Q.
What is the relationship between sardines and blue sharks?
21
30 sec
Q.
Elephants show the least preference for the length of grass they will eat?
22
30 sec
Q.
Plant B is the most consistently toxic plant?
23
30 sec
Q.
To be of high nutritional value to grazers grass needs to be low in fibre and high in protein, which is the most nutritional grass species?
24
30 sec
Q.
The statistical test that looks for a relationship between two normally distributed continuous numeric variables is the
25
30 sec
Q.
In a non-normally distributed data set testing a before and after effect of a certain treatment you should use a
26
30 sec
Q.
In an experiment investigating comparing expected outcomes you should use a
27
30 sec
Q.
You are comparing the invertebrate biodiversity of two coral reefs, the data shows a normal distribution you should use
28
30 sec
Q.
You want to test the effectiveness of a selective weedkiller, you have normally distributed data from before and after the application of the chemical you should use
29
30 sec
Q.
You want to test for relationships between the mean egg production, mean sea temperature and age of nesting green turtles, the data is normally distributed you should use
