Exam 17: Statistics and Probability Questions

In a study of hatchling resting metabolism, three species, labeled A, B, and C below, were studied.Below is a pie chart of the sample sizes for each of the species.36 hatchlings were studied in total. -Based on the pie chart, about how many of the hatchlings were Species C hatchlings?

When n is large, a confidence interval for the population proportion is given by which generic formula below?

From this analysis, the proportion of bats returning that would be predicted for a release distance of 30 km is in which range below?

What is the probability that 2 to 4 (inclusive)accidents occur in a given month?

Which of the following is not an assumption that is made about the random deviation of e in a simple linear regression model?

The mean value of x is:

The number of travel guides a vendor sells daily has the following probability distribution. If each travel guide sells for $25, what is the expected daily total dollar amount taken in by the vendor from the sale of travel guides?

In terms of sensitivity to outliers, which is the correct ordering of the following statistics from least sensitive to most sensitive? In other words, if the following statistics were ordered like this: what should the ordering be?

Which of the following random variables is not continuous?

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If the numbers of accidents in any two months are independent, what is the probability that no car accidents occur in this lot for two consecutive months?

When regressing y on x, y is referred to as the