Answer:
Can you take a full picture
Step-by-step explanation:
A costumer bought some potting soil for $12.50 and 6 shrubs.
If the total bill was $71.00, you can calculate how much did each shrub cost if they all cost the same:
$71.00 - $12.50 = $58.5
$58.5 / 6 shrubs = $9.75
Result: Each shrub cost $9.75.
what do pre and post test studies look at?data collected on the same sample elements before and after some experiment is performedwhen are the t procedures exactly correct?when the pop is exactly Normal (rare)the t procedures are robust to small deviations from Normality, butthe sample must be a random sample from the pop
