Question

The following table shows the frequency of outcomes when two distinguishable coins were tossed 6,400 times...

The following table shows the frequency of outcomes when two distinguishable coins were tossed 6,400 times and the uppermost faces were observed. HINT [See Example 2.]

Outcome HH HT TH TT
Frequency 1,700 1,550 1,800

1,350

What is the relative frequency that heads comes up at least once? (Round your answer to four decimal places.)

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Answer #1

Relative frequency is calcualted divide the frequency by the total number of data values

Relative frequency that heads comes up at least once = 1700/6400 + 1550/6400 + 1800/6400
= 0.7891

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