IC82 STATISTICS - 12

Que. 1 : Q1) The temperature recorded in centigrade is to be transformed to another measure in Fahrenheit with Formula:1.8 C + 32 = F. If the Mean and standard Deviation of recorded temperature are 30 Degrees Celsius and 2.5 Degrees Celsius, respectively, convert the data into another unit of measurement, i.e., Fahrenheit.

   1.  a) 1.8°F

   2. b) 3.2°F

   3.  c) 4.5°F

   4.  d) 6.8°F

Que. 2 : Q2) In rolling a die, the sample space shall be numbers-1 to 6(consisting of 6 points) and these are examples of a _____________.

   1.  a) Discrete sample space

   2.  b) Continuous sample space

   3.  

   4.  

Que. 3 : Q3) The ______________ of data is a highly specialized non-mathematical subject and it can successfully convey the underlying traits of the data of layman.

   1.  a) Cumulative frequencies

   2.  b) Approximation

   3.  c) Information system

   4.  d) Diagrammatic presentation of data

Que. 4 : Q4) Which method is adopted where the budget for data collection is very small and the purpose of investigation is to collect the data to assess rough estimates where high degree of precision is not required?

   1.  a) Local Reports

   2.  b) Indirect oral investigation

   3.  c) Direct Personal Investigation

   4.  d) By schedules and Questionnaires

Que. 5 : Q5) The cumulative frequency diagram is known as __________ and useful to estimate the total frequency up to any given point variable.

   1.  a) Class-interval

   2.  b) Ogive

   3.  c) Distribution

   4.  d) Frequency