Help with both please Some antique violins are worth millions of dollars. They a

Question

Help with both please

Some antique violins are worth millions of dollars. They are prized by music lovers for their uniquely rich, full sound. An audience of experts took part in a blind test of violins, one of which was an expensive antique. There were four other violins (modern-day instruments) made of specially treated wood. When asked to pick the antique violin after listening to all five violins, 38 got it right and 118 got it wrong. Complete parts a and b a. If this group were just guessing, how many people (out of the 156) would be expected to guess correctly? And how many would be expected to guess incorrectly? The expected number of correct guesses is (Type an integer or a decimal.)

Explanation / Answer

[ANSWER] ^2 o = 5.59

MATRIX col1 col2 TOTALS row 1 13 27 40 row 2 17 95 112 TOTALS 30 122 N = 152

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