A photographer works part-time in a shopping center, 2 hours per day, 4 days per week. On the average,six customers arrive each hour,and the arrivals appear to occur independently of one another. Twenty minutes after she arrives one day,the photographer wonders what the chances are that exactly one customer will arrive during the next 15 minutes.Find this prbability 1) if two customers just arrived within the first 20 minutes and 2)if no customers have come into the shop yet on this particular day. Solution There were a number of loose ends from the first two series, and changes in the third series, that were explained off by a text intro to the first show of Series III. This was done in the form of scrolling text across outer space, in a parody of the introductions to the Star Wars movies. The loose ends included the return of Kryten, Lister being pregnant, delivering twins Jim and Bexley, who grow up in a matter of days, then wind up in the parallel universe with the female version of Lister. The regular cast changed for Series III: Robert Llewellyn came in as Kryten, and Hattie Hayridge replaced the departing Lovett. [26] Craig Charles, Chris Barrie and Danny John-Jules remained as Lister, Rimmer and Cat respectively. [27] The character of Kryten was originally intended as a one-off appearance in the series-two episode \"Kryten\", but had returned mainly to broaden the story potential. The show was becoming difficult to write for. At the insistence of Naylor, Kryten returned to complete the team. [28] They had approached David Ross with the intention of bringing him back to play the regular role of Kryten. Ross, however, was in a stage play Flea In Her Ear and was not available, so they went to see Robert Llewellyn. Llewellyn was also in a stage show called Mammon: Robot Born of Woman , playing a robot. They saw his performance and were impressedhis book actually began with another book .

1. A photographer works part-time in a shopping center, 2 hours per day, 4 days per week. On the
average,six customers arrive each hour,and the arrivals appear to occur independently of one
another. Twenty minutes after she arrives one day,the photographer wonders what the chances
are that exactly one customer will arrive during the next 15 minutes.Find this prbability 1) if two
customers just arrived within the first 20 minutes and 2)if no customers have come into the shop
yet on this particular day.
Solution
There were a number of loose ends from the first two series, and changes in the third series, that
were explained off by a text intro to the first show of Series III. This was done in the form of
scrolling text across outer space, in a parody of the introductions to the Star Wars movies. The
loose ends included the return of Kryten, Lister being pregnant, delivering twins Jim and Bexley,
who grow up in a matter of days, then wind up in the parallel universe with the female version of
Lister.
The regular cast changed for Series III: Robert Llewellyn came in as Kryten, and Hattie
Hayridge replaced the departing Lovett. [26]
Craig Charles, Chris Barrie and Danny John-Jules
remained as Lister, Rimmer and Cat respectively. [27]
The character of Kryten was originally intended as a one-off appearance in the series-two
episode "Kryten", but had returned mainly to broaden the story potential. The show was
becoming difficult to write for. At the insistence of Naylor, Kryten returned to complete the
team. [28]
They had approached David Ross with the intention of bringing him back to play the
regular role of Kryten. Ross, however, was in a stage play Flea In Her Ear and was not
available, so they went to see Robert Llewellyn. Llewellyn was also in a stage show called
Mammon: Robot Born of Woman , playing a robot. They saw his performance and were
impressedhis book actually began with another book