MATH 220 Spring 2023
Name:
Date:
Sec:
SPSS In-Class Activity Ch3.1&3.2
Output for Activity 1
: Copy and paste the edited Descriptives table below
.
Use the table to answer the following questions:
a)
For the High-Temperature data
:
1.
Find the mean and median High Temperature.
Mean=
, Median=
2.
Find the sample variance and standard deviation
Variance=
, Standard deviation
=
3.
Based on the mean and median, would you expect a histogram to be skewed to the left, to the right, or approximately symmetric? Explain.
b)
For the Low-Temperature data:
1.
Find the mean and median Low Temperature.
Mean=
, Median=
2.
Find the sample variance and standard deviation
Variance=
, Standard deviation
=
3.
Based on the mean and median, would you expect a histogram to be skewed to the left, to the right, or approximately symmetric? Explain.
