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WorksheetsTerm 4_Math_Review(data8)
Total questions: 133
Worksheet time: 7hrs 40mins
5, 15, 10, 20, 15, 10, 15
67, 74, 95, 98, 98, 99, 102
67, 74, 95, 98, 98, 99, 102
4,2,7,4,3
Find the mean of these numbers:
5,11,2,12,4,2
4.1
6
4.5
4
3, 4, 5, 5, 5, 6,7
The mode of these numbers is...
5
10
4
1
3, 4, 5, 5, 5, 6,7
The range of these numbers is ...
15
4
2
5
The range is...
greatest number minus the smallest number
the one that occurs the most
the average
Find the median:
29, 41, 48, 48, 52, 68, 76, 77, 84
52
29
88
12,10,10,10,13,12,11,13,10
1,0,1,5,6,3,4
28, 18, 19, 18, 17
Jeff has four grades from tests and IXL. They are all weighted equally. If Jeff's grades are 100, 96, 96, and 100, what Jeff's current average grade?
96
97
98
100
Jessica has five grades from assessments and quizzes. They are all weighted equally. If her grades are 50, 70, 88, 70, and 88, what is her current average grade?
71
72
73
74
Find the mean.
18, 2, 0, 0, 0
4
5
10
20
Find the mean of these math test scores.
68, 52, 83, 91, 80
62.3
76.2
74.8
78.6
What type of graph is this?
Bar Graph
Line Plot
Pictograph
Tally Chart
How many people were polled in this survey?
5 people
40 people
100 people
145 people
The bar graph shows the number of hamburgers sold at Bob’s Burger Shack. On which days were more than 80 hamburgers sold?
Wednesday and Friday
Tuesday and Thursday
Monday, Tuesday, and Thursday
Tuesday, Wednesday, Thursday, and Friday
Students were surveyed about their favorite sports to play in phys.ed. The results are represented in this circle graph. If 48 students were surveyed, how many chose soccer?
Part/total= %/100
10
12
15
14
True of false, 75% of the data values are greater than 18?
True
False, 75% of the values are greater than 16
False, 50 % of the values are greater than 18
False, 25% of the values are greater than 18
What percent of the data is between 25 and 30 on the number line?
25%
`50%
75%
100%
Which class has the highest test score?
1st Period
2nd Period
How long did it take this object to travel back to its reference/starting point?
20 s
30 s
60 s
100 s
What is happening at D?
Stationary
Accelerating
Fast steady speed; moving away from the starting position
Slower steady speed; moving away from the starting position
In which of the following graphs below are both runners moving at the same speed?
Segment B-C The bus is _________________.
at rest
returning (to original position)
moving forward
What was occurring from point B to point C?
How long did Bob take to complete the race?
17 seconds
12 seconds
14 seconds
15 seconds
3, 5, 7, 4, 3, 1
What is the RANGE of her test scores?
What is the lower Quartile (Q1) of the set of data:
2, 4, 6, 6, 7, 8, 10
2
6
4
8
Explain why this graph may be misleading?
the x-axis does not have equal intervals
San Francisco is not a real city
you cannot have percents in a line graph
the y-axis does not have equal intervals
**choose the best answer
What percentage of the data is between 85-100?
25 %
50%
75%
100%
What percentage of the students don't pass the test?
25 %
50%
75%
100%
0%
The line graph shows the sales of books of a company on eight consecutive days.
If each book is sold for $10, find the total sales on the third day.
$200
$4 000
$8 000
$10 000
The frequency table shows the score of a sporting event held in St Andrews.
What is the percentage of the score of 4?
40%
10%
6%
20%
The pictogram shows the number of cakes sold on three consecutive days.
Which of the following statement is false?
30 pieces of cakes were sold on Monday.
The sales of cakes on Tuesday is 10 more than the sale on Wednesday.
The total sales for the three days is 130 pieces.
The lowest sale is on Monday.
A, B and C are three shops that sell chickens.
Shop A sells two times more chickens than Shop B.
Shop B and Shop C sells 10 and 15 chickens respectively.
Which answer best represents the data given?
The tally chart shows the number of books donated by a group of people.
How do you calculate the percentage of people who donated the highest number of books?
303×100
305×100
308×100
3010×100
75%
50%
25%
10%
The pictogram shows the number of umbrellas sold according to colour.
The total number of blue and yellow umbrellas sold is
40
70
30
60
The line graph shows the average monthly rainfall in a year.
What is the average rainfall for the year?
58.5 cm
54.5 cm
52.5 cm
42.5 cm
The table shows the scores obtained by a group of students in a competition.
The median score is
1
2
3
4
The table shows the grades obtained by a group of 180 students in a test.
The grades are represented by the pie chart.
Which of the following grades A, B, C and D has been wrongly represented on the pie chart?
A
B
C
D
The table shows the frequency of the scores in a competition.
If the mode is 9, hence the possible value of m is
3
8
12
13
The pie chart shows how 1200 students go to school.
Based on the pie chart, which of the following statement(s) is/are false?
I 31 of the students go to school on foot.
II 720 students go to school by private car.
III 400 students go to school by other means of transport.
I only
II only
I and III only
II and III only
The table shows the scores obtained by 200 students in a Mathematics quiz.
The mode is
0
3
5
88
The marks of a class test were shown in the box.
Find the median mark.
83
84
85
86
The marks of a class test were shown in the box.
Find the modal mark.
80
82
84
85
The marks of a class test were shown in the box.
Find the mean mark.
80
82
83
85
63
74
85
96
The histogram shows the speeds of each motorcycle along a road.
The speed limit of the road is 80 km/h.
Find the percentage of motorcycles travelling more than the speed limit.
Give your answer correct to 3 significant figures.
(a)
Choose the most appropriate answer.
A large black box is filled with 300 balls that are all of the same size. The balls are red, yellow and blue. A sample of 20 balls is taken and 9 are yellow, 7 are red and the rest are blue. What is the estimated total number of blue balls in the box?
(a)
Which of the following methods will NOT result in a biased sample?
You want to know the favourite sport of a city so you ask people at an AFL football match
Every third student arriving at school through the front gate in the morning are asked if they like reading
Randomly select people from the local phonebook and conduct a phone poll in order to do a survey on the use of parks in your suburb
Which of the following is an example of convenience sampling
All of the members of a quilting group are asked what brand of sewing machine they prefer
Asking Pokemon Go players which Pokemon is best
Going on Tik Tok and commenting on other people to ask if they like the App
Ask people who sits with you during lunch break whether they prefer cats or dogs.
Which of the following is an example of random sampling?
Measuring the height of students from one class of 7F1 to find the average height of the whole school
Asking people as they enter the supermarket which is their favourite supermarket
Assigning numbers to everyone and picking out random numbers to survey
You want to find out he health issues in your community, so you question people who come into the local medical clinic
A die is rolled 60 time and the result for each outcome is recorded. This experiment is repeated so that five sets of results are collected (as shown). Which die do you think is fair?
Set 1
Set 2
Set 3
Set 4
Set 5
A die is rolled once. What is the probability of rolling a 5? Your answer should be a fraction in simplest form.
1/6
1/3
2/5
5/6
Probability can be written as ...
fraction
decimal
percentage
all the above
A likely chance event is closer to what number?
0
0.5
1
100
A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?
6
5/6
1/3
5/11
A box contains 4 red pencils, 6 blue pencils, 5 black pencils, and 3 green pencils. The best description of the likelihood of selecting a blue pencil at random from the box is (a) .
Which of the following best describes the likelihood of the spinner landing on a number less than 6?
impossible
unlikely
equally likely
likely
certain
Joseph rolled a number cube 50 times. The table shows the cumulative results of each roll. What is the relative frequency of rolling a 4? Select all that apply.
0.18
509
67.7%
64
18%
During the first several rounds of a golf league, Anthony made par or better on 32 out of 80 holes. Based on this relative frequency, how many pars or better could he be expected to make on the remaining 160 holes?
54 pars or better
60 pars or better
64 pars or better
70 pars or better
A deli offers the types of bread and sandwiches shown in the table. How many possible outcomes are there?
(a)
If you toss a coin 10 times and get tails each time, which of the following is true?
The probability of getting a tails on the next toss is more than 21.
The probability of getting a heads on the next toss is more than 21.
The probability of getting a heads on the next toss is 21.
The probability of getting a tails on the next toss is greater than the probability of getting a heads.
Papa Johns wants to determine how often it delivers to three different areas of Twinsburg. The table shows the areas from a random sample of 80 deliveries. Based on this data, if the driver makes 200 deliveries, how many will be to the southern area of Twinsburg?
35
55
80
110
A regular 6-sided die is to be rolled once. What is the probability that a number less than 3 is rolled?
1/3
1/6
1/2
2/3
A spinner has 8 equal regions. Each region is marked with one of the following numbers: 10, 20, 30, 40, 50, 60, 70, 80. What is the probability of an even number being spun on the first roll?
1/8
1/2
1
3/8
Find the probability of these 3 events.
P(red, odd, 3)
4 yellow, 6 orange, 3 green, 5 blue, 2 brown.
What is the probability of selecting a brown candy?
4 yellow, 6 orange, 3 green, 5 blue, 2 brown.
P( Yellow or green)
There are 4 blue marbles, 5 red marbles, 1 green marble and 2 black marbles in a box. Suppose you select one marble at random. What is the probability that the marble chosen is blue?
21
31
32
41
There are 4 blue marbles, 5 red marbles, 1 green marble and 2 black marbles in a box. Suppose you select one marble at random. What is the probability that the marble chosen is red?
41.67%
50 %
8.33%
33.33%
There are 4 blue marbles, 5 red marbles, 1 green marble and 2 black marbles in a box. Suppose you select one marble at random. What is the probability that the marble chosen is green?
41.67%
16.67 %
8.33%
33.33%
There are 4 blue marbles, 5 red marbles, 1 green marble and 2 black marbles in a box. Suppose you select one marble at random. What is the probability that the marble chosen is black?
21
31
43
61
There are 4 blue marbles, 5 red marbles, 1 green marble and 2 black marbles in a box. Suppose you select one marble at random. What is the probability that the marble chosen is not green?
41.67%
91.67%
75%
8.33%
Sam rolled a number cube 50 times. A '3' appeared 10 times. Find the probability of getting '3'.
5010
5020
5040
5030
Sam rolled a number cube 50 times. A '3' appeared 10 times. Find the probability of getting numbers that are not '3'.
5010
5020
5040
5030
A coin is tossed 60 times. 27 times head appeared. Find the probability of getting heads.
55%
45%
0%
48%
A coin is tossed 60 times. 27 times head appeared. Find the probability of getting tail.
55%
45%
0%
48%
Christian Dayne drew a random set of cards from a well -shuffled deck of 52 playing cards. He recorded the suit of cards that he picked; results are shown in the table. Find the probability of selecting a spade?
3213
328
324
327
Christian Dayne drew a random set of cards from a well -shuffled deck of 52 playing cards. He recorded the suit of cards that he picked; results are shown in the table. Find the probability of selecting a diamond?
40.63%
25%
12.5%
21.88%
Christian Dayne drew a random set of cards from a well -shuffled deck of 52 playing cards. He recorded the suit of cards that he picked; results are shown in the table. Find the probability of selecting a red card?
3221
3211
3217
3215
