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Biblioteka

6.3 Task: Modeling/Regression

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Posljednje ažuriranje almost 2 years ago
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Napomena autora:

Working with a partner you will divide parts of the workload and collaboratively decide which model should be used. Designate one person to do the workload for person A and the other for Person B.

Working with a partner you will divide parts of the workload and collaboratively decide which model should be used. Designate one person to do the workload for person A and the other for Person B.

Andrew measured the calories burned when running at different average speeds (mph) over a given time frame.

1
Pitanje 1
1.

Person A: Quadratic Equation

Using Desmos, create a quadratic regression equation. Round to 2 decimal places. Type the regression equation here.

1
Pitanje 2
2.

Type R2 (round to 4 decimal places)

1
Pitanje 3
3.

Person B:

Exponential Equation

Using Desmos, create an exponential regression equation. Round to 2 decimal places. Type the regression equation here.

1
Pitanje 4
4.

Type R2 (round to 4 decimal places)

1
1
Pitanje 6
6.

Use the best fit model to predict the calories burned when Andrew runs at 9 mph for the same time frame.

Round your answer to the nearest whole number and do not include units.

In a laboratory a scientist is watching the growth of a bacteria. The information recorded is listed below.

1
Pitanje 7
7.

Person A: Exponential Equation

Using Desmos, create an exponential regression equation. Round to 2 decimal places. Type the regression equation here.

1
Pitanje 8
8.

Type R2 (round to 4 decimal places)

1
Pitanje 9
9.

Person B:

Quadratic Equation

Using Desmos, create a quadratic regression equation. Round to 2 decimal places. Type the regression equation here.

1
Pitanje 10
10.

Type R2 (round to 4 decimal places)

1
1
Pitanje 12
12.

Use the best fit model to predict the number of bacteria after 5 hours.

Round your answer to the nearest whole number and do not include units.

A student throws his textbook off the top of a tall cliff. The book's height relative to sea level is recorded below.

1
Pitanje 13
13.

Person A: Quadratic Equation

Using Desmos, create a quadratic regression equation. Round to 2 decimal places. Type the regression equation here.

1
Pitanje 14
14.

Type R2 (round to 4 decimal places)

1
Pitanje 15
15.

Person B:

Exponential Equation

Using Desmos, create an exponential regression equation. Round to 2 decimal places. Type the regression equation here.

1
Pitanje 16
16.

Type R2 (round to 4 decimal places)

1
1
Pitanje 18
18.

Use the best fit model to predict the height after 7 seconds.

Round your answer to the nearest whole number and do not include units.

The table below shows the amount of a decaying radioactive substance that remain

1
Pitanje 19
19.

Person A: Exponential Equation

Using Desmos, create an exponential regression equation. Round to 2 decimal places. Type the regression equation here.

1
Pitanje 20
20.

Type R2 (round to 4 decimal places)

1
Pitanje 21
21.

Person B:

Quadratic Equation

Using Desmos, create a quadratic regression equation. Round to 2 decimal places. Type the regression equation here.

1
Pitanje 22
22.

Type R2 (round to 4 decimal places)

1
1
Pitanje 24
24.

Use the best fit model to predict the height after 7 seconds.

Round your answer to the nearest whole number and do not include units.

Susan and Bill are looking at the data table below. Susan believes the data is best represented by a quadratic function, while Bill thinks it is an exponential function. Which person is correct? Why?

1
Pitanje 25
25.

Person A: Write Susan's quadratic regression equation. Round to 2 decimal places.

1
Pitanje 26
26.

Type R2 (round to 4 decimal places)

1
Pitanje 27
27.

Person B: Write Bill's exponential regression equation. Round to 2 decimal places.

1
Pitanje 28
28.

Type R2 (round to 4 decimal places)

1
1
1

The following table shows how many miles per gallon a car gets at different speeds.

1
Pitanje 32
32.

Person A: Exponential Equation

Using Desmos, create an exponential regression equation. Round to 2 decimal places. Type the regression equation here.

1
Pitanje 33
33.

Type R2 (round to 4 decimal places)

1
Pitanje 34
34.

Person B: Quadratic Equation

Using Desmos, create a quadratic regression equation. Round to 2 decimal places. Type the regression equation here.

1
Pitanje 35
35.

Type R2 (round to 4 decimal places)

1
1
Pitanje 37
37.

Use the best fit model to predict the value of y for x=42.

Round your answer to the nearest whole number and do not include units.

Pitanje 5
5.

Select the best fit model:

Pitanje 11
11.

Select the best fit model:

Pitanje 17
17.

Select the best fit model:

Pitanje 23
23.

Select the best fit model:

Pitanje 29
29.

Select the best fit model:

Pitanje 30
30.

Use the best fit model to predict the value of y for x=5.

Round your answer to the nearest whole number and do not include units.

Pitanje 31
31.

Use the other model to predict the value of y for x=5.

Round your answer to the nearest whole number and do not include units.

Pitanje 36
36.

Select the best fit model: