Table 30 represents the New York Times Best-Seller List for manga (a type of graphic novel), for the week of August 24, 2014. Table 31 contains a contingency table of this data, for the publisher and the weeks on the bestseller list. Use this information for Exercises 79–88.

Table 5.64: TABLE 30 New York Times Best-Seller List for manga, week of August 24, 2014
Manga title Publisher Weeks
on list
Crimson Spell VIZ Media 1
Bleach VIZ Media 2
Deadman Wonderland VIZ Media 1
Fairy Tail Kodansha 1
Loveless VIZ Media 1
Food Wars! VIZ Media 2
Attack on Titan: No Regrets Kodansha 8
Rosario + Vampire VIZ Media 2
Dragonar Academy Seven Seas 2
Attack on Titan Kodansha 62
Table 5.64: Source: NYTimes.com.

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Table 5.65: TABLE 31 Contingency table of manga publisher and weeks on best-seller list
VIZ Media Kodansha Seven Seas Total
1 Week 3 1 0 4
2 Weeks 3 0 1 4
>2 Weeks 0 2 0 2
Total 6 3 1 10

A manga title is to be selected at random. Define the following events:

  • V: Manga title is published by VIZ Media
  • K: Manga title is published by Kodansha
  • A: Manga title has been on list for one week.
  • B: Manga title has been on list for two weeks.
  • C: Manga title has been on list for more than two weeks.

For Exercises 79–84, use the alternative method for determining independence (page 279) to determine whether the following pairs of events are independent:

Question 5.293

80. K and A