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.
Answer:d
Step-by-step explanation:
don’t know i guessed
10-3 2/5
First I'll do it with decimals and then fractions :)
10-3 2/5 is the same as 10-3.4 which is 6.6.
With fractions you can do:
10-3 2/5 is the same as 10-3 4/10 and also 100/10-34/10
100-34=66 so it would be 66/10 or 6 6/10 simplified to 6 3/5
Hope this helps :)
Multiply 3/4 times 60 Minutes (1 Hour) and you will get 45 times