QUIZ 1 - MAT1043

A subgroup that is representative of a population is called a data.

• TRUE

• FALSE

The number of criminal cases in a month is a discrete variable.

• TRUE

• FALSE

Please tick the CONTINUOUS variables.

• The rate of unemployment in Malaysia

• The number of patients over 65 years old.

• The price of a Terrace house in KL

• The number of worker at production line in a large manufacturing company.

"The number of As scored by SPM students in SMK Indah"

This data is best represent a ________________ data.

• Nominal

• Ordinal

• Interval

• Ratio

Types of car driven by students in a college is quantitative variable.

• TRUE

• FALSE

Ordinal scales permit comparison of scores or categories in terms of smaller or larger, higher or lower, or, best or worst.

• TRUE

• FALSE

____________________ consists of methods dealing with the collection, tabulation, summarization and presentation of data

• Inferential statistics

• Descriptive statistics

Which of the following statements indicate the qualitative variable?

(Please tick your answers)

• Time taken to finish a test.

• Gender of students who sang in a concert.

• Brand of shirt bought by customers.

• Number of houses in Shah Alam.

The academic staff of a university is divided into groups according to their academic ranks such as lecturer, senior lecturer, associate professor and professor, and then several members are selected from each group to make a sample. The sampling method is called systematic sampling.

• TRUE

• FALSE

The manager of a cloth factory wishes to estimate the average time (in minutes) for an operator to complete a certain job. The factory has 98 operators. Eight operators are selected at random and their time to complete a particular job is recorded. What method of data collection is suitable for this research?

• Face-to-face interview

• Questionnaire

• Observation