Quiz Space

Statistics for Data Science I · Qualifier · 16 Oct 2022 · September 2022 term

Question 4: Figure Q.1 represents the data of number of t-shirts sold…

Question 4

+3 marksOne or more correct options

Figure Q.1 represents the data of number of t-shirts sold of different sizes in a shop of clothes.

Figure Q.1 represents the data of number of t-shirts sold of different sizes in a shop of clothes. Choose the correct statement(s):

Select all that apply.

  1. A

    Mode of the dataset is size M.

  2. B

    Mean of the dataset is 25.

  3. C

    Population variance of the dataset is 50.

  4. D

    Median of the dataset is 20.

Show answer

Correct answer

  • A

    Mode of the dataset is size M.

Question 4 of 13 in the IIT Madras BS Statistics for Data Science I (Stats 1) Qualifier paper sat on 16 Oct 2022, in the September 2022 term (2022 Oct: IIT M QUALIFIER EXAM QPA1). It carries 3 marks.

More questions from this paper

  1. Q1Which of the following statements is/are incorrect?
  2. Q2Choose the correct statement/s ?
  3. Q3If we have a dataset 45, 42, 28, 95, 23 and 194, then choose the correct option/s?
  4. Q5The five number summary of a dataset is 5, 10, 15, 20 and 25. Later it is noted that one observation 6 is wrongly noted…
  5. Q6Choose the correct option/s:
  6. Q7An analyst did a survey to know the willingness of graduate and post graduate students of India to go abroad for higher…
  7. Q8Figure Q.2 represents the distribution of runs scored by Suresh in matches of a cricket tournament. Figure Q.2 represen…
  8. Q9The dataset consists of three distinct observations, say a, b and c, and the sum of their frequencies is 100 and relati…
  9. Q10If the population variance of a dataset of 6 observations is 50, then what is the sample variance if each observation i…
  10. Q11The data of the weight (in kg) and age (in years) is recorded of 5 different persons in a hospital and tabulated in Tab…
  11. Q12If he selects 70 threaded rods at random from those that produced in the month of May 2022 at the factory. Identify the…
  12. Q13If the inspection officer is interested to test the tensile strength of threaded rods produced by the factory in differ…