HP3 Quiz 1 Practice

1

Frequency Histograms

Questions 1 to 5 relate to the following graph.

Figure 1 - frequency histogram of resting heart rate in HP3 students:



The frequency distribution of resting heart rate in HP3 students is best described as:


2

The mode for the frequency distribution of resting heart rate in HP3 students is approximately:


3

Regarding Figure 1, which if the following is correct?


4

Regarding Figure 1, which if the following is correct?


5

If the standard deviation for the frequency distribution (Figure 1) is 11 bpm, then which of the following statements is correct?


6

Box Plots

The following information and Figure 4 relate to questions 6 to 10.

The time from diagnosis to death in 100 patients with an aggressive form of pancreatic cancer is depicted as a box plot.

Figure 4 - Box plot of time from diagnosis to death in 100 patients with pancreatic cancer:



Regarding box plots, which one of the following statements is correct?


7

Excluding outliers, the minimum and maximum survival times among these patients are:


8

Excluding outliers, the first (Q1) and third (Q3) quartiles for survival times are:


9

Which of the following statements is correct?


10

For the box plot in figure 4, what is the inter-quartile range?