Mutually Exclusive Events - Examples
Tutorial on finding out whether two given events are mutually exclusive.
A quick review of sample space of an experiment and the events related to a sample
space may be necessary.
Two events are mutually
Reading and Interpreting Stem and Leaf
Diagrams - Examples With Solutions
Tutorial on how to read and interpret stem and leaf diagrams.
The stem and leaf plot below shows the grade point averages of 18 students. The digit
in the stem represents
Statistics and Probability Problems with
Problems on statistics and probability are presented. The answers to these problems
are at the bottom of the page.
Given the data set
4 , 10 , 7 , 7 , 6 , 9 , 3 , 8 , 9
a) the mode,
Reading Pie Charts - Examples With
Tutorial on how to read and interpret pie charts.
The pie chart below shows the percentages of blood types for a group of 200 people.
a) How many people, in this group, have blood type AB?
b) How man
Introduction to Statistics
Introduction to Statistics
Statistics is a mathematical science including methods of collecting, organizing and
analyzing data in such a way that meaningful conclusions can be drawn from them. In
general, its investigations and
Reading Histograms - Examples With
Tutorial on how to read and interpret histograms.
The histogram below shows the heights (in cm) distribution of 30 people.
a) How many people have heights between 159.5 and 169.5 cm?
b) How many peop
Journal: Module Two
1. Does DP05 have an approximately normal distribution? Yes
2. Does it have an obvious skew (left or right) and any obvious outliers? This histogram is
skewed right. There are no outliers in this histogram.
1. How many months had no days with 0.5 inches or more of precipitation? There are 36 out
of 347 months that had no days with 0.5 inches or more of precipitation.
2. What proportion of months had no days with 0.5 inc
October 18, 2016
1. Are there any outliers? No
a. Mean: 888.0
b. Median: 822 or 82.2 mm of rain
a. Variance: 216361.78
b. Standard Deviation of TPCP: 619; the values within one standard de
Based on the information given for each of the accompanying studies, decide whether to reject
the null hypothesis. For each, give (a) the Z score cutoff cfw_or cutoffs) on the comparison
distribution at which the null hypothesis should be rejected, cfw_b
DISCUSSION QUESTION 1-1
Discussion Question 1-1
Researchers should review their data graphically prior to submitting. The purpose of
reviewing the data graphically is to determine the accuracy of the data. The data being examined
may have violated some
FORUM: 4-1 DISCUSSION: HYPOTHESIS TESTING IN BEHAVIORAL AND SOCIAL
Forum: 4-1 Discussion: Hypothesis Testing in Behavioral and Social Sciences
What effect does an experiment have? Hypothesis testing attempts to predict the results
of the experi
2-1 DISCUSSION: NORMAL DISTRIBUTION
2-1 Discussion: Normal Distribution
As a production manager at a bank, a manager is concerned about the rates each
processor can achieve in order to fulfill the daily work. Do I have enough staff to do the work at