jeopardy - stats december 22, 2014 - math with mr....

Jeopardy - Stats December 22, 2014

Univariate Data Correlation Data

GraphicsResiduals/

Lines of Best Fit Miscellaneous

100

200

300

400

500

100

200

300

400

500

100

200

300

400

500

100

200

300

400

500

100

200

300

400

500

Team 1 Score Team 2 ScoreJeopardyJeopardyJeopardy


Jeopardy BoardSkewed right. Median.

Category 1 - 100 For the dot plot below answer:

1) Is data evenly distributed, skewed left, or skewed right.

2) Is the median or mean the best measure of central tendency?


C

Jeopardy Board

Category 1 - 200

24, 28, 30, 37, 41, 4114, 29, 18, 40, 40, 30

Which of the following is false:

a) The median for A is higher than the median for B

b) The mean for A is higher than the mean for B.

c) The mode of B is higher than the mode of A.

A:B:


a) 13.86

Jeopardy Board

Category 1 - 300 Calculate the standard deviation for the data:

50, 65, 72, 74, 88

a) 13.86 b) 12.41

c) 18.57 d) 7.75


Skewed left. Median.

Category 1 - 400

Jeopardy Board

For the box plot below answer:

1) Is data evenly distributed, skewed left, or skewed right.

2) Is the median or mean the best measure of central tendency?


All decrease by 1

Category 1 - 500

Jeopardy Board

A student measures the height of everyone in her class. She realizes that she forgot to ask her friends to remove her shoes. To fix this, she subtracts one inch from every students height. How will this change the mean, median, and mode of her data?


Category 2 - 100

Jeopardy Board

A

a)b)

Which indicates the strongest positive correlation?

c) d)


a) -1 b) 1 c) 0

Category 2 - 200

Jeopardy Board

For each graph, state whether the correlation coefficient will be closer to -1, closer to 0, or closer to 1.

a) b) c)


c - depends on when you wake up?

Category 2 - 300

Jeopardy Board

Which of these does not represent a causal relationship?

a) The more money I spend, the less money I have.

b) The more caffeine I drink, the more awake I feel.

c) The longer I take to get ready in the morning, the later I will be to work.

d) The more clouds are in the sky, the less sunny it will be.


Category 2 - 400

Jeopardy Board

r = .97

Find the correlation coefficient for this data:


r= -.26

Category 2 - 500

Jeopardy Board

m=-2

Calculate the correlation coefficient for this data:


Class B

Category 3 - 100

Jeopardy BoardChoice D

Which class has the higher interquartile range?


a) 30 people b) 12 people

Category 3 - 200

Jeopardy Board

How many people were surveyed in each survey?

a) b)


median: 1.5 meals

mean: 2.5 meals

Category 3 - 300

Jeopardy Board

Find the mean and median of this data.


Category 3 - 400

Jeopardy Board


Category 3 - 500

Jeopardy Board

Using this 5-statistic summary, create a box and whiskers plot. min: 12

Q1: 28

Q2: 31

Q3: 45

Max: 52


~ 3.5

Category 4 - 100

Jeopardy Board

Given this line of best fit, what can someone who got a 2100 on their SATS expect for the GPA in college?


.981

Category 4 - 200

Jeopardy Board

Find the missing residual value:

?


Category 4 - 300

Jeopardy Board

False

True or false: The residual plot for a line of best fit indicates linear data for A, but not for B.A) B)


y = .2x + .17

Category 4 - 400

Jeopardy Board

Find the line of best fit for this data:


Category 4 - 500

Jeopardy Board

Actual y is 24

The line of best fit for a data set is y = 4x + 6. If the residual is 10 for x=2, what is the actual y value?


Choice D - 80/105 = 76%

Category 5 - 100

Jeopardy Board

In the two way frequency table below, what are the chances that someone who likes snowmobiles also like skateboards? a) 24% c) 64%

b) 50% d)76%


d

Category 5 - 200

Jeopardy Board

Which are ways that we can measure variability?

a) Look at how spread out our data is on a dot plot.

b) Calculate the standard deviation.

c) Calculate the mean absolute deviation

d) All of the above


Category 5 - 300

Jeopardy Board

C

Which will produce the most biased study on whether or not a school should spend more money on the school newspaper?

a) Survey every 10th student who enters the cafeteria

b) Survey every student in their math class.

c) Survey every student in the journalism class


Blue eyes wearing yellow

Category 5 - 400

Jeopardy Board

Which is more likely, someone with blue eyes is wearing yellow or someone who doesn't have blue eyes is not wearing yellow?


Category 5 - 500

Jeopardy Board

C

Which is the least biased study on how America should address climate change?

a) A survey of climate scientists

b) A survey of Republican senators

c) A telephone poll in which numbers are dialed at random

d) A survey of zoo workers across America


Final Jeopardy:

Team 1 Score: Team 2 Score:

Team 1 Wager: Team 2 Wager:

Question:

Answer: About 25%

About what percentage of people scored above a 94 on this test?

jeopardy - stats december 22, 2014 - math with mr....

Documents