Remember? Do you remember how to get to List 1 in your calculator? How do you get the average and standard deviation in your calculator after typing information in? Where is the variance located in your calculator? -Tests handed back next…

Final Review Day 1

Categorical or Quantitative? Grade Point Average Favorite Color Height Weight Type of Pet You Own Age Q C

Discrete or Continuous? Age Weight Height # of Pets # of Video Games You Own Distance You Live from School D/C C D

Frequency versus Proportion What is the frequency of blondes? Bl, Bl, Br, Red, Br 2

Frequency versus Proportion What is the proportion of blondes? Bl, Bl, Br, Red, Br 0.4

Frequency versus Proportion What is the percentage of blondes? Bl, Bl, Br, Red, Br 40%

What are all of the graphs we discussed in Chapter 2? Make a List… What are all of the graphs we discussed in Chapter 2?

Make a List… Pie Chart, Bar Graph, Stem and Leaf Plot, Dot Plot, Histogram, Time Plot, Pareto Chart

Pareto Chart

Create a Stem & Leaf Plot 85, 72, 75, 90, 85, 85, 88, 93, 95, 90 7 25 8 5558 9 0035

What is the range, mode, median, mean?

What is the range, mode, median, mean?

Time Series Plot

Mean, Median, Standard Deviation, Variance 85, 72, 75, 90, 85, 85

Mean, Median, Standard Deviation, Variance 88, 93, 95, 90, 65, 45, 58, 62, 72, 93, 95

Mean, Median, Standard Deviation, Variance 3.2, 3.5, 2.5, 4.0, 1.7, 2.5, 3.8, 3.6, 3.6

Give an interval within which 68% of the data falls. Empirical Rule Females between 25 and 34 years of age have a bell-shaped distribution for height, with a mean of 65 inches and standard deviation of 3.5 inches Give an interval within which 68% of the data falls. From 61.5 to 68.5

Give an interval within which 95% of the data falls. Empirical Rule Females between 25 and 34 years of age have a bell-shaped distribution for height, with a mean of 65 inches and standard deviation of 3.5 inches Give an interval within which 95% of the data falls. From 58.0 to 72.0

Give an interval within which 99.7% of the data falls. Empirical Rule Females between 25 and 34 years of age have a bell-shaped distribution for height, with a mean of 65 inches and standard deviation of 3.5 inches Give an interval within which 99.7% of the data falls. From 54.5 to 75.5

Which scenario creates a graph that is MORE spread out? Empirical Rule Which scenario creates a graph that is MORE spread out? 1) μ=4.5, σ=1.9 2) μ=7.2, σ=3.4 #2 – bigger standard deviation

Box and Whisker Plots

Create a Box and Whisker Plot 85, 72, 75, 90, 85, 85

Create a Box and Whisker Plot 88, 93, 95, 90, 65, 45, 58, 62, 72, 93, 95

Create a Box and Whisker Plot 3.2, 3.5, 2.5, 4.0, 1.7, 2.5, 3.8, 3.6, 3.6

Interquartile Range Minimum = 33,100 Q1 = 39,250 Median = 42,700 Q3 = 48,850 Maximum = 61,800 Q3 – Q1 = 9,600

Z-score The mean is 8.20 and the standard deviation is 4.56. Find the z-score associated with the value of 1. What does this mean?

Z-score The mean is 8.20 and the standard deviation is 4.56. Find the z-score associated with the value of 11.3. What does this mean?

Z-score The mean is 8.20 and the standard deviation is 4.56. Find the z-score associated with the value of 8.20. What does this mean?

Learning Objective 2: Class Exercise There are 7 students in a class who are either freshman, sophomores, juniors, or seniors. The number of students in this class who are juniors is _____. 3

What is the skew?

Unimodal or bimodal?

Time for our study guide!! I will post answers to my web site some time tomorrow after you have had a chance to work through it.

Wednesday – Chapters 5 and 6 Thursday – FINAL!!!! Time Line Tuesday – Chapters 3 and 4 Wednesday – Chapters 5 and 6 Thursday – FINAL!!!! Friday – FINAL!!!!!!! TURN IN YOUR BOOKS!!!

Last few minutes to sign yearbooks…