34% of the 80 marbles in a bag are solid green. The distribution of marble colors in the bag is roughly uniform. A random sample of 7 marbles will be selected one at a time and with replacement. Describe the sampling distribution of the sample proportion of green marbles for samples of size 7.

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What is 0.000008 meters in scientific notation

Two researchers are attempting to create a new psychotherapy protocol that more reduces panic attacks. they believe that they have succeeded and are now in the clinical trial period of their protocol's development. they are working with several cohort groups, some of which have been through the new protocol, while others have done the standard protocol currently recommended. if these researchers are interested in evaluating the difference in the percentage of test subjects who successfully decreased their panic attacks in 2 months on the new protocol versus the percentage of test subjects who successfully decreased their panic attacks in 2 months with the traditional protocol, which of the following statistical tests would be most appropriate? a. analysis of variance (anova) b. correlation c. chi-square test d. paired t-test e. independent t-test