Question: a) Paste in a summary that lets you see the relationship between the variables when there are 10 rows correct count incorrect count row total

a) Paste in a summary that lets you see the relationship between the variables when there are 10 rows

correct count incorrect count row total
Version A 4 1 5
version B 4 1 5
You can divide by row totals to get proportions
correct % incorrect % total
Version A 80.00% 20.00% 100.00%
version B 80.00% 20.00% 100.00%
difference 0.00% 0.00%

B ) paste in a summary that lets you see the relationship between the variables when there are 10 rows (use F9 to make sure the summary in part (b) is different to part

correct count incorrect count row total
Version A 5 0 5
version B 4 1 5
You can divide by row totals to get proportions
correct % incorrect % total
Version A 100.00% 0.00% 100.00%
version B 80.00% 20.00% 100.00%
difference 20.00% -20.00%

  1. Paste in a summary that lets you see the relationship between the variables when there are 1000 rows
143 count 169 count row total
After covid 24 1 25
Before covid 29 0 29
You can divide by row totals to get proportions
143 % 169 % total
After covid 96.00% 4.00% 100.00%
Before covid 100.00% 0.00% 100.00%
difference -4.00% 4.00%

  1. Paste in a summary that lets you see the relationship between the variables when there are 1000 rows (use F9 to make sure the summary in part (d) is different to part (c)
135 count 179 count row total
After covid 4 1 5
Before covid 28 0 28
You can divide by row totals to get proportions
135 % 179 % total
After covid 80.00% 20.00% 100.00%
Before covid 100.00% 0.00% 100.00%
difference -20.00% 20.00%

e) Discuss parts (a) , (b) , (c) and (d) , discuss what are the variables and what is the relationship variables in the sample and the population, give a discussion that could be understood by someone who has not done a statistics course before you should mention large datasets from the same population give similar answers

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!