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probability and statistics I NEED HELP

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A six-sided die is rolled 20 times and a 5 is rolled 9 times.

a) State a null and alternative hypothesis for the die being fair.

b) Can the null hypothesis be rejected at the .01 significance level?

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    a fair die is toss 30 times what is the probabilities

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    an eight-sided die,has eight faces and number 1,2,3,4,5,6,7,8,respectively. assume that this die is fair and x equals the outcome when it is rolled ones.a) describe the space of x .b) find p(x<3),p(x>5),p(2<x<4)

  • probability and statistics I NEED HELP - ,

    an eight-sided die,has eight faces and number 1,2,3,4,5,6,7,8,respectively. assume that this die is fair and x equals the outcome when it is rolled ones.a) describe the space of x .b) find p(x<3),p(x>5),p(2<x<4)

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