Category: Uncategorized

Which of the following is the quality of a good scientific hypothesis?

The reactivity of an atom arises from ________.

BONUS Suppose you have a data set with the following five number summary: Minimum = 26              Q1 = 32              Median = 34              Q3 = 38              Maximum = 58 What is the UPPER cutoff point for outliers using the IQR criteria?

An index that is a standardized measure used in observing infants over time is approximately normal with a mean of 96 and a standard deviation of 10. Using the z-table or empirical rule, approximately what percent of infants have an index score between 86 and 126?

Here is the t-table. You can also use https://istats.shinyapps.io/tdist/ to calculate tail probability of t distribution. T_Table.pdf . 

Data are collected on the amount of fat (in grams) and calories in the french fry orders at nine fast-food restaurants. The least-squares regression line for the data is

There is a fair die and a biased coin. When the biased coin is flipped, it lands on heads with probability 0.7.  When you roll a die is 2 times and flip the biased coin 3 times, what is the probability that you roll double(two rolls from a die have the same outcome) AND the 3 coin flips result in two heads and one tail?

The National Center for Health Statistics reports that the mean systolic blood pressure for males 35 to 44 years of age is 128. A medical director wants to test whether the mean systolic blood pressure of company executives between the ages of 35 and 44 is different from that of the general population. He asks the company’s statistician to give him the results of this hypothesis test, but instead he receives the 95% confidence interval of (122.589, 129.611). Which of the following is a correct interpretation of this interval?  

What did Sarah and Rebekah share in common?

You must now present to the camera the following: Each piece of scrap paper (both the front and the back).  Your scrap paper MUST be blank. The calculator you will use for the exam, if any.  The permitted calculators are: a basic calculator, a non-graphing financial calculator, or the on-screen calculator within Honorlock. Failure to perform this task will result in the loss of points and a potential academic honor violation. Note: At the end of the allotted time, BEFORE clicking submit and BEFORE time runs out, you must shred your scrap paper in view of the camera.