QUESTION6 In a survey 92 people were asked how they got to work 35 used a car 42

Question

QUESTION6 In a survey 92 people were asked how they got to work 35 used a car 42 took public transport 8 rode a bicycle 7 walked What is the Cumulative Frequency of 'walking class QUESTION 7 Find Probability of drawing 2 Kings from a Deck. Round to 5 decimal places QUESTION What are the chances (probability) of getting 5 heads in 9 tosses? Round to three decimal places QUESTION Imagine there are two groups of people. First, one member from each group is randomly chosen for the winners circle then one 13013937ihtml Search the web and Windows CONTROVERSY MacBook Pro 80 esc 15 FI F2 F3

Explanation / Answer

Walking class frequency = 7

P of drawing 2K = 4C2/ 52C2 = 1/221

P of 5 heads in 9 tosses = 9C5 (0.5)9

=0.2461

P of winning big prize = 0.2

die exactly 2 4s

= 6C2 (1/6^2) (5^4/6^4)

= 0.2010

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