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  3. assume that z is the test statistic. (give your an

Assume that z is the test statistic. (Give your answers correct to two decimal places.) (a) Calculate...

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Basic Math

Assume that z is the test statistic. (Give your answers correctto two decimal places.)

(a) Calculate the value of z for Ho: μ = 10, σ = 2.8, n = 36, x= 11.4.

_________

(b) Calculate the value of z for Ho: μ = 120, σ = 26, n = 26, x= 125.9.

_________

(c) Calculate the value of z for Ho: μ = 18.2, σ = 4.4, n = 140,x = 18.88.

__________

(d) Calculate the value of z for Ho: μ = 81, σ = 13.5, n = 52, x= 78.6.

___________

Answer & Explanation Solved by verified expert
3.7 Ratings (379 Votes)
SolutionGiven thata 10x 114 28n 36The test statisc z isz x n 114 10 28 36 14 36 28    See Answer
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