Maths Quest A Year 11 for QueenslandChapter 9 Collecting and entering data WorkSHEET 9.11
WorkSHEET 9.1Collecting and entering data
Name: ______
1 / Classify the following data as categorical or numerical:(a)type of car
(b)weekly wage
(c)plane fares
(d)petrol prices
(e)breed of dog
2 / Classify the following numerical data as discrete or continuous.
(a)shoe size
(b)foot length
(c)students in a class
(d)distance travelled to school
(e)children per family
3 / Classify the following questions as either open or closed.
(a)Do you prefer meat of fish?
(b)What type of meat do you prefer?
(c)How much pocket money do you receive each week?
(d)How many times have you travelled overseas?
(e)Do you exercise more than two hours per week?
4 / Criticise the following questions.
(a)Why don’t you like our fat and lazy form captain?
(b)Why is it that you don’t reject the proposal for a new uniform?
(c)Would you consider becoming captain of our newly formed Chess Club and have the distinction of being the first captain?
(d)We believe that dingoes are dangerous. Do you believe they should be culled?
(e)Do you agree with our Opposition Leader’s view on education?
5 / A random sample of 20* young people was surveyed to find the number of colours they have in their hair. Here are the raw data collected:
1, 3, 4, 2, 1, 2, 2, 2, 1, 1, 2, 2, 3, 3, 1, 2, 3,
1, 1, 2.
(a)Organise the data into a frequency distribution table
(b)How many people have one colour in their hair?
(c)Which score has the highest frequency?
* - note change – original question number was 29
6 / A number of people were surveyed as to their preference of Village Cinema. Here is a column graph of the data.
(a)How many people preferred the Jam Factory?
(b)Which Village Cinema was preferred by 25 people in the survey?
(c)How many people were surveyed?
7 / The table below gives the charges to call various countries from Brisbane.
(a)Draw a column graph of the data. (You must change the rate to numbers – i.e., 35¢ to 0.35)
(b)Which country costs the least to call per minute?
(c)At what rate is the call to Egypt charged?
8 / The pie graph below describes the survey results showing the favourite flower of a group of people.
(a)How many people like daisies?
(b)How many people like pansies?
(c)How many people were surveyed?
(d)What percentage of the people surveyed chose a flower other than a rose?
(e)What size angle is covered by the people who like gardenias?
9 / For the following table of values showing the favourite footwear of a group of 24 people, complete the fraction and angle-size column. (A circle has 360 degrees)
10 / Use the completed table of values from question 9 to construct a pie graph.