Fifteen percent of the people in Chittagong have unlisted phone numbers. If you select 300 names at random from the phone directory, what is the expected number

Fifteen percent of the people in Chittagong have unlisted phone numbers. If you select 300 names at random from the phone directory, what is the expected number of people who will have an unlisted phone unmber?

Fifteen percent of the people in Chittagong have unlisted phone numbers. If you select 300 names at random from the phone directory, what is the expected number of people who will have an unlisted phone unmber? ?

Created: 1 week ago | Updated: 1 week ago | Created By:

Imran Ahmed

145

300

None of these

0 1

Best Answer Explained in Below-:

Phone number unlisted মানে তাদের নম্বর list - এর মধ্যে (Telephone directory) নেই। তাহলে Directory থেকে 300 নাম্বার এমনকি সব নাম্বার সিলেক্ট করলেও তার ভিতর unlisted number পাওয়ার সম্ভাবনা শূন্য (0)।

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Fifteen percent of the people in Chittagong have unlisted phone numbers. If you select 300 names at random from the phone directory, what is the expected number of people who will have an unlisted phone unmber? ?

Look carefully for the letter pattern, and then choose which letters fill in the gap. CMM, EOO, GQQ----, KUU

Who is the tallest? Omar and Osman are of the same height Babu is shorter than Bithi. Bithi is taller than Osman. Omar is shorter than Babu.

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