MATH 110 Module 1 Statistics Portage Learning Quiz
Statistics Module 1 Portage Learning
Score for this quiz: 29 out of 30 Submitted May 7 at 3:41pm
... [Show More] This attempt took 32 minutes.
Question 1
9 / 10 pts
You may find the following files helpful throughout the exam:
Statistics Equation Sheet
(Links to an external site.)
Define each of the following:
a) Data.
b) Element.
c) Observation. Your Answer:
Data: items which facts are gathered then review or analyzed. Those items could be identified as people or geographic areas. Clasification of Data: Qualitative which is the ilustration of an element. This one could be numerical and nonnumerical.
Quantitative: This one is just a numerical part and it is Just where a mathematical problem can be performed.
Element: It is a single character of a data set to which variable are applied.
Observation: are all the details adquired for each element in a study.
a) Data are things about which information can be collected and analyzed.
b) The element of a data set is simply the individual and unique entry in a data set about which data has been collected, analyzed and presented in the same manner.
c) An observation is all the information collected for each element in a study.
Question 2
5 / 5 pts
You may find the following files helpful throughout the exam:
Statistics Equation Sheet
(Links to an external site.)
Explain outliers.
Your Answer:
Outliers are scientific skills that help us to identify when data is out of line either because it is too big or to small in a range of numbers.
Example: is when in a graphical or tabular or even in a 3D pie chart numbers were switched or numbers were misplaced.
Also if a questionarie: questions has been errouneously answered.
Scientifc or reseacher need to be able to identify those data error in the case study.
An outlier is a value which is out of place compared to the other values (for example, it may be too large or too small compared to the other values).
Question 3
5 / 5 pts
You may find the following files helpful throughout the exam:
Statistics_Equation_Sheet
(Links to an external site.)
Look at the following data and see if you can identify any outliers: 7 8 2 4 5 65 9 10 3 11 71 15 16 19 17
Your Answer:
2, 3, 4, 5, 7, 8, 9, 10, 11, 15, 16, 19, 17, 65, 71
The outliers here are: 65 & & 71
The outliers are:
65 71
Question 4
10 / 10 pts
You may find the following files helpful throughout the exam:
Statistics_Equation_Sheet
(Links to an external site.)
The following pie chart shows the percentages of total items sold in a month in a certain fast food restaurant.
A total of 2900 fast food items were sold during the month. a.) How many were burgers?
b.) How many were fish? Your Answer:
Problem a:
2900 (0.12) =348 were burgers
Problem b:
2900(0.28) = 812 were fish
a.) Burgers : 2900(.12) = 348
b.) Fish : 2900(.28) = 812 [Show Less]