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Decks in this class (23)
Statistics, Variables, Samples & Populations
What is a variable,
What are the 3 types of variables,
Which variable s are non numerical
15
cards
Measures of Central Tendency
Why is it important to summarise ...,
What is a measure of central tend...,
What are the 3 common measures of...
13
cards
Measures of Spread
How do you find the range,
What are the 3 main measures of s...,
What is one con of using the rang...
8
cards
Visualising Data and Types of Data Plot
What are the 4 main types of data...,
What are the 2 types of histograms,
How do you inspect data from hist...
17
cards
Data Distributions & The Normal Distribution
What are the different types of d...,
Define data distribution,
How can you tell if the distribut...
12
cards
Basic probability
What is probability,
How do you calculate basic probab...,
Calculate the probability i close...
8
cards
Area under the normal distribution and z-scores
How do you obtain a z score,
What is the z score formula,
What does the z score measure
11
cards
Sampling error and sampling distributions
What is sampling error,
Why does sampling error occur,
Why do population parameters and ...
9
cards
The sampling distribution of the mean and the standard error
The biggest the sample size the m...,
How is the s,
What does the sampling distributi...
12
cards
The central limit theorem
As the sample size increases rega...,
What does the central limit theor...
2
cards
z-scores for sample means
What is the probability that i pi...,
I take a random sample of 25 peop...,
Assume human height h in cm follo...
6
cards
Confidence intervals 1: Theory
Define a confidence interval,
What is the formula for 95 ci,
What is the main rule for a 95 ci
7
cards
Confidence intervals 2: Theory in practice
For 95 of the repeats m would be ...,
For a sample n 15 drawn at random...,
What do we calculate 95 ci if the...
6
cards
The Logic of Null Hypothesis Significance Testing (NHST)
What are the 5 steps to nhst,
What is the 4th step to nhst,
What is the 2nd step to nhst
14
cards
Steps 3 & 4 (Evaluate & Decide) of NHST
When do we reject the hypothesis ...,
Why do we reject the h0,
H0 there is no difference between...
7
cards
The z-test
What is the term used to describe...,
When do we use the z test,
Visiting aliens form ziltoidia 10...
6
cards
1 & 2 tailed hypothesis testing
What is a 1 tailed hypothesis,
Our sample mean maths scores will...,
What are the 2 types of 1 tailed ...
14
cards
NHST Overview, Type 1 and Type 2 error
What is type 1 error,
When h0 is true but you reject it...,
What is type 2 error
15
cards
Student’s t-distribution - Theory
What is student s t distribution,
What is the difference between al...,
When is student s t distribution ...
8
cards
Area under the t-distribution: Using the critical values table
As the parameter v increases what...,
As the parameter v decreases what...,
We have a sample of 6 people from...
10
cards
95% CI for the population mean when population s.d. is unknown
What is the formula for a 95 conf...,
How do you find c when you want t...,
Sample 1 6 8 7 10 12 n 6 m 733 s ...
6
cards
1 sample t-test
Dr angela rowson is an educationa...,
Visiting aliens from ziltoidia 10...
2
cards
Practice test
A characteristic feature of a sam...,
You take a random sample of 6 peo...,
You take a random sample of 5 peo...
15
cards
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SEM 1 Statistics
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Statistics
- 12 decks
- 317 flashcards
- 17 learners
Decks:
Measurement And Graphical Representation, Confidence And Significance, Hypothesis Testing, And more!
