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WorksheetsWAM 36
Total questions: 81
Worksheet time: 6hrs 1mins
John plotted points on a graph to see if there was a relationship. Then he drew a line of best fit based on the fact that his line went through the most points possible.
Decide whether which statements are False.
John's line of best fit is correct.
John's line of best fit should be higher to be closer to all of the points.
John's line of best fit should be lower so that it will go through more points.
Given the following data, create a two-way frequency table for students who like apples and bananas: - 10 students like both apples and bananas - 5 students like only apples - 8 students like only bananas - 7 students do not like either How many students were surveyed in total?
20
25
30
35
What is the marginal frequency of students who like apples, given the following two-way frequency table? | Preference | Apples | Bananas | Total | |------------|--------|---------|-------| | Like | 12 | 15 | 27 | | Dislike | 8 | 5 | 13 | | Total | 20 | 20 | 40 |
12
20
27
40
In a survey of 50 people about their preference for two TV shows, 20 people liked both shows, 15 liked only the first show, and 5 liked only the second show. How many people did not like either show?
5
10
15
20
Given the following two-way frequency table, what is the marginal frequency of people who dislike bananas? | Preference | Apples | Bananas | Total | |------------|--------|---------|-------| | Like | 18 | 22 | 40 | | Dislike | 12 | 8 | 20 | | Total | 30 | 30 | 60 |
8
12
20
30
If a two-way frequency table includes the categories "Owns a Pet" and "Likes to Read" with a total of 100 respondents, and 40 respondents like to read but do not own a pet, what is the marginal frequency of respondents who do not own a pet?
Cannot be determined from the given information
40
60
100
Identify the association between two variables in a two-way frequency table if 90% of people who like chocolate also like ice cream, but only 10% of people who do not like chocolate like ice cream.
Positive association
Negative association
No association
Cannot be determined
How do you calculate the marginal frequency in a two-way frequency table?
Add up the values in a row or column
Multiply the values in a row or column
Divide the total by the number of categories
Subtract the smallest value in the table from the largest
Given a two-way frequency table showing the number of students who passed or failed a test in two different classes, if 15 students passed in Class A and 10 students passed in Class B, what is the marginal frequency of students who passed?
15
10
25
Cannot be determined without knowing the number of students who failed
In a two-way frequency table that categorizes people by age group and whether they prefer tea or coffee, if the marginal frequency of people preferring tea is 70 and the total number of respondents is 150, what is the marginal frequency of people preferring coffee?
70
80
150
Cannot be determined from the given information
What does it mean if there is a strong association between two variables in a two-way frequency table?
The variables are unrelated
One variable causes changes in the other
There is a noticeable pattern in how the categories of one variable relate to the categories of the other
The variables must be numerical
Of the mechanical engineers surveyed, what percentage of them chose math as their favorite subject.
How many male students were surveyed?
30
29
50
59
What number should go in the blue box?
21
135
19
22
What percent of female athletes surveyed play basketball?
16%
52%
23%
31%
What percent of basketball players are female?
16%
52%
31%
36%
How many athletes were surveyed in all?
50
150
100
200
This table shows the number of female and male students in each science class. How many students are taking biology?
18
8
80
26
How many female students are taking physics?
14
19
33
24
How many male students were surveyed?
23
47
80
33
What percent of people who attended the basketball game also attended the school play?
38%
47%
25%
54%
What number should go in the blue box?
21
135
19
22
How many total people were surveyed?
78
22
70
100
What percent of all students were females who prefer football?
16%
80%
8%
12%
What percentage of students skip breakfast?
48%
27%
16%
60%
How many total did not attend the school play?
63
15
78
221
How many attended the basketball game but did not attend the school play?
63
55
118
88
