Question 1 (Multiple Choice Worth 4 points)
(06.06)<object:standard:macc.912.s-id.2.6a>
The table below shows the amount of money, in cents, Celine had saved after different numbers of years:
|
Years |
2 |
5 |
1 |
4 |
6 |
3 |
|
Money in cents |
75 |
9,375 |
15 |
1,875 |
46,875 |
375 |
What will be the amount of money, in cents, that Celine will save in 10 years?
Question 2 (Multiple Choice Worth 4 points)
(06.03)<object:standard:macc.912.s-id.1.3>
The histogram shows the temperature, in degrees Celsius, of a city (x) on different number of days (y).
Based on the histogram, which statement is correct about the shape of the histogram?
Question 3 (Multiple Choice Worth 4 points)
(06.07)<object:standard:macc.912.s-id.3.7>
A scatter plot is made to model the number of calories in different portions of fish sticks. The data used for the scatter plot are shown in the table below:
|
Number of portions |
5 |
3 |
8 |
6 |
1 |
4 |
|
Number of calories |
250 |
150 |
400 |
300 |
50 |
200 |
What does the slope of the model represent?
Question 4 (Multiple Choice Worth 4 points)
(06.07)<object:standard:macc.912.s-id.3.7>
A scatter plot is made to model the following data:
|
Number of days (x) |
2 |
7 |
0 |
4 |
8 |
3 |
6 |
1 |
5 |
|
Number of strawberries in the backyard (y) |
8 |
18 |
4 |
12 |
20 |
10 |
16 |
6 |
14 |
What does the y-intercept of the model represent?
Question 5 (Multiple Choice Worth 4 points)
(06.01)<object:standard:macc.912.s-id.1.1>
The following data show the scores Gina obtained on 12 IQ tests:
93, 83, 74, 74, 83, 92, 93, 94, 90, 87, 83, 86
The box plot below represents the data:
Which of the following is shown incorrectly in the box plot?
Question 6 (Multiple Choice Worth 4 points)
(06.02)<object:standard:macc.912.s-id.1.2>
The box plots below show the math scores of students in two different classes:
Based on the box plots, which statement is correct?
Question 7 (Multiple Choice Worth 4 points)
(06.05)<object:standard:macc.912.s-id.2.5>
A school for learning foreign languages has 72 students who learn German, and 54 of those students also learn Russian. There are 12 students who do not learn German but learn Russian, and 10 students do not learn either German or Russian. Which table best shows the relative frequency of rows for the data?
|
|
Learn German |
Do not learn German |
Total |
|
Learn Russian |
0.82 |
0.18 |
1 |
|
Do not learn Russian |
0.64 |
0.36 |
1 |
|
Total |
0.77 |
0.23 |
1 |
|
|
Learn German |
Do not learn German |
Total |
|
Learn Russian |
0.57 |
0.13 |
1 |
|
Do not learn Russian |
0.19 |
0.11 |
1 |
|
Total |
0.77 |
0.23 |
1 |
|
|
Learn German |
Do not learn German |
Total |
|
Learn Russian |
0.75 |
0.55 |
1 |
|
Do not learn Russian |
0.25 |
0.45 |
1 |
|
Total |
0.77 |
0.23 |
1 |
|
|
Learn German |
Do not learn German |
Total |
|
Learn Russian |
0.54 |
0.12 |
1 |
|
Do not learn Russian |
0.18 |
0.10 |
1 |
|
Total |
0.72 |
0.22 |
1 |
Question 8 (Multiple Choice Worth 5 points)
(06.07)<object:standard:macc.912.s-id.3.8>
The table below shows the air temperature, in degrees Celsius, and the number of snowboards sold in Amy’s store:
|
Temperature (degrees Celsius) (x) |
1 |
-1 |
-2 |
-3 |
0 |
-4 |
2 |
|
Number of snowboards sold (y) |
10 |
24 |
31 |
38 |
17 |
45 |
3 |
What is the correlation coefficient for the data, and what does it represent?
Question 9 (Multiple Choice Worth 5 points)
(06.07)<object:standard:macc.912.s-id.3.9>
Whenever Kylie ate a fish roll, she had a stomachache. Kylie concluded that fish rolls cause stomachaches. Which of the following statements will prove that there is a correlation and not causation between eating fish rolls and having stomachaches?
Question 10 (Multiple Choice Worth 4 points)
(06.06)<object:standard:macc.912.s-id.2.6>
Alice made a scatter plot with the following data:
| Amount of iron in water given to plants (in ppm) (x) | 6 | 2 | 4 | 7 | 1 | 9 | 3 | 8 | 5 |
| Height to which the plant grows (in cm) (y) | 4.5 | 6.5 | 5.5 | 4 | 7 | 3 | 6 | 3.5 | 5 |
Which statement is correct about the scatter plot for the data?
Question 11 (Multiple Choice Worth 4 points)
(06.01)<object:standard:macc.912.s-id.1.1>
The following data show the number of times different students of a class practice swimming in a month:
3, 5, 7, 3, 4, 4, 2, 1, 3, 5, 2, 3, 7, 2, 3, 4, 1, 2, 4
The dot plot below was made to represent the data.
For which number is the data plotted incorrectly?
Question 12 (Multiple Choice Worth 4 points)
(06.01)<object:standard:macc.912.s-id.1.1>
The number of people in 11 lines outside a mall is shown below:
13, 3, 7, 12, 11, 6, 2, 4, 16, 17, 18
Use a histogram to organize the data and answer the following question:
Which statement best compares the height of the bars of the histogram?
0 comments