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suter [353]
4 years ago
8

A coin mint has a specification that a particular coin has a mean weight of

Mathematics
1 answer:
Serggg [28]4 years ago
6 0
<span>Null Hypothesis:µ equals 2.5Alternative Hypothesis: µ not equal to 2.5 Z Test Test Statistic, Ztest: -18.1912 Critical Zcritical: ±1.9607 P-Value: 0,0000 As Ztest is not within the limits of Zcritical we can reject the null hypothesis  95% Confidence interval: 2.495746 < µ < 2.496574</span>
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Molodets [167]

Answer:

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Step-by-step explanation:

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7 0
3 years ago
bill spent $19 at starbucks on a coffee and some cookies. if the coffee cost $5 each cookie cost $2, how many cookies did he buy
Nataliya [291]

Answer:

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8 0
2 years ago
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