A student's bank account is represented in the table shown. Time (weeks)
O
2
3
4
5
6
7
8
9
Balance ($)
0.00
5.00
1.00
10.00
4.00
12.00
8.00
18.00
10.00
15.00
Use Desmos Graphing Calculator to enter these data in a table. Then create a linear regression equation in Desmos.
This equation can be used to model the amount of money in the account (the balance), y, based on the time (weeks),
X
1. Insert an image of your Desmos graph. It will have the scatter plot and a line.
2 State the linear regression equation that models the data. Round all values to two decimal places.
3. Use the model to approximate the amount in the account after 15 weeks. Round to two decimal places.
4 Use the model to approximate how long it would take to have $50.00 in the account.
ID 40
204 PM
4/13/2021
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