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A coin was flipped 60 times and came up heads 40 times. At the .10 level of significance, is the coin biased toward heads? (a-1)

A coin was flipped 60 times and came up heads 40 times. At the .10 level of significance, is the coin biased toward heads?

(a-1)H0:

.50 versusH1:

> .50. Choose the appropriate decision ruleat the .10 level of significance.

  1. RejectH0ifz> 1.282
  2. RejectH0ifz< 1.282

multiple choice 1

  • a
  • b

(a-2)Calculate the test statistic.(Carry out all intermediate calculations to at least 4 decimal places. Round your answer to 3 decimal places.)

Test statistic

(a-3)The null hypothesis should be rejected.

True

(a-4)The true proportion is greater than .50.

True

(b-1)Find thep-value.(Round your answer to 4 decimal places.)

p-value

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