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STA1510 Assignment 2 2026 | Due 16 July 2026 - Distinction Guaranteed

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2025/2026 Written for academic year
Institution University Of South Africa (Unisa)
Course Basic Statistics (STA1510)
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STA1510 Assignment 2 2026 | Due 16 July 2026 - Distinction Guaranteed.

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10/07/2026, 13:22 Assessment 2 (page 1 of 10)




STA1510-26-Y  Welcome Message  Assessment 2


QUIZ




Question 1

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A bag contains 3 red and 2 blue marbles. You are asked to select two marbles from the bag. A marble is selected from the
bag, and then set aside without replacement. A second marble is then selected from the bag.
What is the probability that the two marbles selected will be of different colours?


a. 0.60
b. 0.40

c. 0.24
d. 0.30

e. 0.09

Clear my choice




https://mymodules.dtls.unisa.ac.za/mod/quiz/attempt.php?attempt=34087043&cmid=1319504# 1/1

, 10/07/2026, 13:22 Assessment 2 (page 2 of 10)




STA1510-26-Y  Welcome Message  Assessment 2


QUIZ




Question 2

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It has been found from experience that an average of three customers use the drive-through facility at a local fast-food outlet
in any given 10 minutes period.
What is the probability that more than two customers will use the drive-through facility in any randomly selected five minutes
period?


a. 0.8088
b. 0.5768

c. 0.2240

d. 0.4232
e. 0.1912

Clear my choice




https://mymodules.dtls.unisa.ac.za/mod/quiz/attempt.php?attempt=34087043&cmid=1319504&page=1 1/1

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