Answer:
Step-by-step explanation:
divide the number then add on
Answer:
it is clear that at 95% confidence that the bonus plan has increased the sales significantly, because if we observe you will notice that sales after is greater than sales before in all six cases.
Step-by-step explanation:
A 95% confidence interval as we have above is the range of values that we can say with utmost certainty and confidence that 95% chance it contains the true mean of the population. in other words we can say that a 95% confidence interval defines a range of values that you can be 95% certain contains the population mean.
Step-by-step explanation:
So I found the l.c.m which is 8 and I multiplied it by the numbers and then
The subtracted the both mixed numbers and I got an answer of 15/8
