Notation

Question 1

Sample proportion

Answer 1

p-hat

Question 2

Sum of everything

Answer 2

Sigma

Question 3

y-coordinate for regression line

Answer 3

y-hat

Question 4

Population proportion

Answer 4

p

Question 5

Sample standard deviation

Answer 5

s

Question 6

Number of cases

Answer 6

n

Question 7

Population standard deviation

Answer 7

Cursive O (sigma)

Question 8

Sample mean

Answer 8

x-bar

Question 9

Median

Answer 9

m

Question 10

Population mean

Answer 10

mu

Question 11

Sample correlation

Answer 11

r

Question 12

Population correlation

Answer 12

rho

Question 13

Single categorical variable parameter

Answer 13

p

Question 14

Single categorical variable statistic

Answer 14

p-hat

Question 15

Single quantitative variable parameter

Answer 15

mu

Question 16

Single quantitative variable statistic

Answer 16

x-bar

Question 17

Two categorical variables parameter

Answer 17

p1-p2

Question 18

Two categorical variables statistic

Answer 18

phat1-phat2

Question 19

One categorical variable and one quantitative variable parameter

Answer 19

mu1-mu2

Question 20

One categorical variable and one quantitative variable statistic

Answer 20

xbar1-xbar2

Question 21

Two quantitative variables parameter

Answer 21

rho

Question 22

Two quantitative variables statistic

Answer 22

r

Question 23

Null hypothesis

Answer 23

H-sub 0

Question 24

Alternative hypothesis

Answer 24

H-sub a

Question 25

Significance level

Answer 25

Alpha (a)