58 results.
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Question in Content created by Newcastle University
Given 32 datapoints in a table find their minimum, lower quartile, median, upper quartile, and maximum.
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Question in Content created by Newcastle University
Two ordered data sets, each with 10 numbers. Find the sample standard deviation for each and for their sum.
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Question in Content created by Newcastle University
Two ordered data sets, each with 10 numbers. Find the sample standard deviation for each and for their sum.
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Question in Content created by Newcastle University
Sample of size 24 is given in a table. Find sample mean, sample standard deviation, sample median and the interquartile range.
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Question in Content created by Newcastle University
Given 32 datapoints in a table find their minimum, lower quartile, median, upper quartile, and maximum.
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Question in Content created by Newcastle University
Kruskal-Wallis test with ties.
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Question in Content created by Newcastle University
An experiment is performed twice, each with 5 outcomes
xi,yi,i=1,…5 . Find mean and s.d. of their differences yi−xi,i=1,…5.
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Question in Content created by Newcastle University
Spearman rank correlation calculated. 10 paired observations.
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Question in Content created by Newcastle University
Calculate the Pearson correlation coefficient on paired data and comment on the significance.
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Question in Content created by Newcastle University
Calculate the Pearson correlation coefficient on paired data and comment on the significance.
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Question in Content created by Newcastle University
Spearman rank correlation calculated. 8 paired observations.
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Question in Content created by Newcastle University
Find a regression equation given 12 months data on temperature and sales of a drink.
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Question in Transition to university
Deicde whether each of the described sets of data is drawn from a discrete or continuous distribution.
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Question in Christian's workspace
Find a regression equation.
Now includes a graph of the regression line and another interactive graph gives users the opportunity to move the regression line around. Could be used for allowing users to experiment with what they think the line should be and see how this compares with the calculated line.
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Question in Julie's workspace
Basic data structures and maths/stats functionality given.
You can configure the rest.
rebelmaths
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Question in Numerical reasoning
Following part 2, "Questions on Data Tables", from the Maths Aid workbook "Numerical reasoning tests".
Only doing the first 4 questions because the others involve trends that need lots more thinking about how to randomise.
Not finished!
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Question in Christian's workspace
Paired t-test to see if there is a difference between responses after treatment.
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Question in Keith's workspace
Testing an hypothesis about the mean of one group.
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Question in Keith's workspace
Testing an hypothesis about the mean of one group.
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Question in Keith's workspace
Calculating summary statistics.
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Question in Bill's workspace
Paired t-test to see if there is a difference between responses after treatment.
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Question in Keith's workspace
A comparison of the means of three groups.
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Question in Keith's workspace
A comparison of the mean of two groups.
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Question in Keith's workspace
A comparison of the mean of two groups.
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Question in Keith's workspace
A comparison of the mean of two groups.
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Question in Keith's workspace
A comparison of the mean of two groups.
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Question in Keith's workspace
A comparison of the means of four groups.
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Question in Keith's workspace
A comparison of the means of three groups.