Which of the following correctly describes a continuous random variable?
a. We cannot list all the possible values of a continuous random variable.
b. We cannot list all the probabilities for each one of the infinite number of conceivable values of the variable.
c. We commonly associate probabilities with ranges of values along the continuum of possible values that the random variable might take on.
d. All of these.
e. None of these.
Question 2
In testing the difference between two population means using two independent samples, the population standard deviations are assumed to be known, and the calculated test statistic equals 2.75 . If the test is two-tail and 5 level of significance has been specified, the conclusion should be not to reject the null hypothesis.
Indicate whether the statement is true or false
Random X-chromosome inactivation in a calico cat.
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