Answer:
???
Step-by-step explanation:
I don't understand hehehehehehhehehe
A community needs to raise at least $5000 to build a new skateboarding
park. They are selling backpacks for $25 each to raise the money. Write
and solve an inequality to determine the minimum number of backpacks
they need to sell in order to reach this goal.
Answer:
618
Step-by-step explanation:
1st step: 6 x 3 x 412
2nd step: 7416 / 12
Final Answer: 618
Hope this helped!
Answer:

And the value for n rounded up would be n = 174
Step-by-step explanation:
We have the following info given:
previous estimation for the deviation
the margin of error desired
represent the confidence
The Margin of error is given by:

If we solve for the value of n we got:

For this problem we know that the confidence is 98% so then the significance level would be
and the critical value would be:

And replacing we got:

And the value for n rounded up would be n = 174