Quiz Chapter 4

Which examples are categorical data !

(you can choose more than 1 options)

• eye colour

• age of teachers

• blood type

• height of students

"Number of gold medals won by one person"

would be ...

• discrete data

• continous data

State whether thee following data would be discrete (D) or continous (C)

"Depth of swimming pool in Olympics"

"Number of heads in 4 flips of a coin"

"What is the favorite sport of students in your class ?"

one method you could use to collect data ...

• observation

• experiment

• measurement

• survey

Here are the math test score.

95           85           65           75           75           85           75           95           70           70

80           75           95           75           80           75           70           75           75           85

90           95           80           90           65           70           75           90           85           70

Draw a tally table to orgine

Andy collects data about his classmates' favorite colors.

a.) What color does Andy's friend like the most?

b.) How many friends does Andy have?

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Pay attention to these trees diameter data (in meter).

2.5 3.8 3.1 1.25 3.2 1.5 2.1 2.4 2.8 2.3

Complete this grouped frequency table to organise the data !

This stem and leaf diagram shows the height of students of 7th grade.

a) How many students had height in range of 140 to 150 cm ?

b) how tall the tallest student ?

c) Are there any students who are 160 cm ?

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Tom asked his friends wheter they liked apple or banana best. Here are the responses.

Choose the best two-way table based on the responses !

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This pictogram shows the number of cars that parked in the parking lot of a mall.

a.) when are the most cars in the parking lot?

b.) when are the least cars in the parking lot?

c.) how many cars at 14.30-16.00 ?

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