Symbols and Characters

Question 1

How do you write the sample mean of variable x?

Answer 1

𝒙̅

Question 2

How do you write the population mean of a variable?

Answer 2

𝜇

Question 3

How do you write the sample standard deviation of a variable?

Answer 3

s

Question 4

How do you write the population standard deviation of a variable?

Answer 4

𝜎

Question 5

How do you write the critical (eg. z) score?

Answer 5

z*

Question 6

How do you write the margin of error?

Answer 6

m

Question 7

How do you write the sample size?

Answer 7

n

Question 8

How do you write the variance of a sample?

Answer 8

s²

Question 9

How do you write the variance of a population?

Answer 9

𝜎²

Question 10

How do you write the null hypothesis?

Answer 10

H0

Question 11

How do you write the alternative hypothesis?

Answer 11

Ha

Question 12

What are the characters for degrees of freedom?

Answer 12

df

Question 13

How do you write the standard deviation of a sample mean?

Answer 13

𝝈𝒙̅ (𝝈/sqrrt n)

Question 14

How do you write the hypothesized population mean?

Answer 14

𝜇0

Question 15

How do you write the p-value

Answer 15

p

Question 16

How do you write the rejection cut-off probability?

Answer 16

α (alpha)

Question 17

How do you write a left-sided Ha?

Answer 17

𝑥̅< µ0

Question 18

How do you write a right-sided Ha?

Answer 18

𝑥̅> µ0

Question 19

How do you write a two-sided Ha?

Answer 19

𝑥̅≠ µ0

Question 20

How do you write the H0?

Answer 20

𝑥̅= µ0

Question 21

How do you write the standard error of a variable?

Answer 21

𝑠𝑥̅ (sx/sqrrt n)

Question 22

How do you write the mean of difference scores?

Answer 22

𝒙̅d

Question 23

How do you write the standard deviation of difference scores?

Answer 23

sd

Question 24

How do you write the pooled sample variance?

Answer 24

s²p