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Biblioteka

Unit 11 Test

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Posljednje ažuriranje about 5 years ago
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Pitanje 1
1.

The following histogram represents the length of textbooks in pages.

Which range of pages is the most common?

The line plots (or dot plots) show the test scores of two classes.

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Pitanje 2
2.

What is the median for Class 1? If necessary, round to the nearest tenth.

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Pitanje 3
3.

What is the median for Class 2? If necessary, round to the nearest tenth.

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Pitanje 6
6.

A class tracked the hours each student played games per month.

In total, how many hours were spent gaming by all students?

Pitanje 7
7.

The grades for a math test were distributed in a box-and whiskers plot as shown.

What is the median score on the math test?

The results from a 29 question pre-test for students for the year 2000 and the year 2010 are illustrated in the box plot.

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Pitanje 8
8.

Which year had a larger median?

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Pitanje 11
11.

What is the IQR for 2000?

Pitanje 12
12.

For the given box plot find the 5 key values and the IQR.

Drag the munber in the right column, to the correct label in the right column.

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

28

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Minimum

8

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Maximum

16

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Median

26

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Q1 (1st Quartile)

22

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Q3 (3rd Quartile)

18

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IQR (Interquartile Range)

The dot plot (line plot) shows the ACT scores of students in 4th hour.

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Pitanje 13
13.

What is the mean score? If necessary, round to the nearest tenth.

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Pitanje 14
14.

What is the median score? If necessary, round to the nearest tenth.

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Pitanje 15
15.

What is the range of scores? If necessary, round to the nearest tenth.

Pitanje 16
16.

The two-way tables shows the results of a survey of 100 adults who were asked to pick their favorite genre of music from Jazz, Rock, Classical, or Folk.

Complete the table to show the amounts that go in each of the boxes.

Click on "Show your work" and then draw or type in the missing values.

Pitanje 17
17.

John is a shop keeper. He sold cameras over a month and wrote the sale of total number of cameras he sold each day. The results are shown as below; organize them in order, complete the frequency table and drawe the histogram with given interval.

10, 12, 15, 14, 25, 5, 26, 21, 13, 14, 19, 9, 18, 14, 16, 24, 26, 21, 23, 20, 23, 20, 11, 8, 21, 26, 27, 12, 26, 13

Click on "Show your work" and then fillout the frqency table and complete the histrogram.

The two-way data table shows the breakdown of 60 students who were born in England, Scotland or Wales.

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Pitanje 18
18.

What’s the joint frequency of a Scottish female? Write your answer as a simplified fraction.

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Pitanje 19
19.

What’s the marginal frequency of Welch surveyed? Write your answer as a simplified fraction.

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Pitanje 20
20.

Make a stem and leaf plot for data.

Click on "Show you work" and then draw or type in the necessary information.

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Pitanje 21
21.

What is the median shoelace length? If necessary, round to the nearest tenth.

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Pitanje 22
22.

What is the mode of her shoelace lengths? If necessary, round to the nearest tenth.

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Pitanje 23
23.

What is the range of her shoelace lengths? If necessary, round to the nearest tenth.

Pitanje 24
24.

The following graph presents the distribution of students’ scores. You’ve been asked to discuss the distribution with your class. How might you characterize it?

Use the stem and leaf plot to answer the following questions.

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Pitanje 25
25.

What does the value 8|0 represent?

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Pitanje 26
26.

What is the median for the data? If necessary, round to the nearest tenth.

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Pitanje 27
27.

What is the average for the data? If necessary, round to the nearest tenth.

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Pitanje 28
28.

What is the relative frequency of 2.6? Write your answer as a simplified fraction.

Pitanje 29
29.

Four graphs of different data sets are shown. Which data set has the greatest standard deviation?

Pitanje 30
30.

The table shows preferences for males and females of Sport Utility Vehicles (SUV) and Sports Cars.

What is the difference in the frequency of females that prefer sports cars to males who prefer SUVs?

Pitanje 4
4.

Which class has a larger range?

Pitanje 5
5.

For Class 1, is the mean greater or less than the median.

Pitanje 9
9.

Which year had a larger range?

Pitanje 10
10.

Approximately how many percent more students were above 20 correct in 2000, compared to 2010?