C784 Applied Healthcare Statistics - Set 5 - Part 1

Test your knowledge of technical writing concepts with these practice questions. Each question includes detailed explanations to help you understand the correct answers.

Question 1: What is the result called when you divide one number by another?

Product

Sum

Quotient

Difference

Question 2: Which term refers to a graphical display that shows data in categories as percentages of a circle?

Bar chart

Pie chart

Histogram

Line graph

Question 3: What does the Fundamental Theorem of Arithmetic state about any integer greater than 1?

It is irrational

It is always even

It is either prime or a product of primes

It can only be a perfect square

Question 4: What is the property of a number where adding zero does not change its value?

Distributive property

Identity property

Associative property

Commutative property

Question 5: Which measure in statistics divides data into 100 equal parts?

Percentiles

Quartiles

Deciles

Modes

Question 6: What is the statistical term for the average of squared deviations from the mean?

Standard deviation

Variance

Mode

Mean deviation

Question 7: Which measure indicates the middle 50% of a dataset?

Range

Quartile

Interquartile range (IQR)

Mean

Question 8: What do you call a collection of numbers organized for analysis?

Array

Matrix

Data set

Variable

Question 9: If a data set has two modes, it is described as what?

Unimodal

Bimodal

Multimodal

Symmetrical

Question 10: Which symbol represents taking the square root of a number?

Radical sign

Exponent sign

Absolute value sign

Division sign

Question 11: In probability, what is a subset of a sample space called?

Event

Outcome

Experiment

Probability space

Question 12: What do you call the probability of an event occurring given that another event has already occurred?

Empirical probability

Relative frequency

Conditional probability

Independent probability

Question 13: Which chart is most suitable for comparing quantities across different categories?

Line graph

Pie chart

Histogram

Bar chart

Question 14: What is the difference between the maximum and minimum values in a dataset called?

Mean

Median

Range

Standard deviation

Question 15: What term describes the middle value of a dataset, with half the values above and half below?

Mean

Mode

Median

Range

Question 16: If two variables have a correlation coefficient close to -1, what does this indicate?

Weak positive correlation

Strong negative correlation

Weak negative correlation

No correlation

Question 17: Which type of data can only have specific, separate values?

Continuous

Ordinal

Discrete

Qualitative

Question 18: In the equation y = mx + b, what does 'b' represent?

Slope

x-intercept

y-intercept

Constant term

Question 19: A line with a negative slope will move in which direction?

Up from left to right

Down from left to right

Horizontally

Vertically

Question 20: What type of data visualization uses dots along a number line to display frequency?

Bar chart

Histogram

Line graph

Dot plot

Need Guaranteed Results?

Our exam support service guarantees you'll pass your OA on the first attempt. Pay only after you pass!

Get Exam Support