Calculus and Above

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in a small community the...

in a small community the proportion of people who choose jogging as a recreational activity equals p = 0.3. The random variable X indicates whether a person jogs or not: X = 1 if yes; X = 0 otherwise.

X ~ ?

μx= ?

σx=?

A simple random sample of 30 respondents was obtained. The mean

of the distribution follows?

Let Xbar denote the mean of the distribution. P(X> 0.2) = ?

X ~ ?

μx= ?

σx=?

A simple random sample of 30 respondents was obtained. The mean

of the distribution follows?

Let Xbar denote the mean of the distribution. P(X> 0.2) = ?

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