Which of the following is an advantage of using coding for data science projects instead of software?

Select the code that generates the plot below. VE_IP_22_image_1.png

A political pollster conducts a phone survey to attempt to collect a random sample. However, people who agree to the survey are usually the people who are interested in politics. What type of missing data could occur in this scenario?

A study is conducted with the hypothesis that more male alligators exist than female alligators. Which of the following is the null hypothesis for the study?

The following scatter plot gives the resting blood pressure and cholesterol of participants in a heart study. Of the resting blood pressures given below, which is most common? VE_IP_17_image_1.png

The following scatter plot uses different shapes to distinguish days of the week. What is the problem with the graph and how might the problem be fixed? VE_IP_26_image_1.png

What occurs if two appended datasets have different feature values for the same instance?

The mean height of a player in the National Basketball Association (NBA) is 79 inches with a standard deviation of 3.5. What is the z-score for a player who is 70 inches tall?

Which code loads the package seaborn with the alias sns?

The following table gives a sample of 7 patients out of 200 involved in a health study. Which instance is an outlier? VE_IP_12_image_1.png