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Probability hypothesis

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Statistics >Probability
What is the probability of rolling the number 4 (on one die) and the number 3 (on the other die) with a normal pair of dice if you roll the dice 100 times?

Statistics > Hypothesis Testing
In 1980, the Gallup poll asked Americans whether current safety regulations made nuclear power plants safe enough. Of the 420 respondents ages 18 to 30, 24% answered "yes." Of the 510 respondents ages 30 to 50, 34% answered "yes."
1. Calculate the p-value for H (age makes no difference.)
* I don't know how to find the std. deviation or the population mean value for the equation
Z = (sample mean - population mean)/(std. deviation/Square root of population sample) Help Please!! Thanks.

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Statistics >Probability (3176):
What is the probability of rolling the number 4 (on one die) and the number 3 (on the other die) with a normal pair of dice if you roll the dice 100 times?

Probability of Success = 1/6*1/6 + 1/6*1/6 = 1/18 ( if I roll once)

So if I roll ...

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