# Study sets matching "mathematics statistics"

Study sets

Classes

Users

discrete data

box and whisker plot

Histogram

bar graph

A number is recorded for a discrete numerical variable.

Visual display of median, UQ,LQ, minimum value and maximum val…

Bars are joined together

Bars are separated

discrete data

A number is recorded for a discrete numerical variable.

box and whisker plot

Visual display of median, UQ,LQ, minimum value and maximum val…

Step 1

Step 2

Step 3

Step 4

A real world problem is observed.

A mathematical model is devised.

The mathematical model is used to make predictions about the e…

Experimental data is collected from the real world.

Step 1

A real world problem is observed.

Step 2

A mathematical model is devised.

Sensitivity vs Specificity

Positive Predictive Value (PPV) vs Nega…

Contingency table

Odds Ratio (OR) vs Risk Ratio (RR, AKA…

These terms describe the ability of a DISEASE to be detected b…

Describes the ability of a TEST to detect by a disease... PPV: p…

Cases Controls ... Exposed a b PPV ... Unexposed c d NPV ... Sensitivi…

OD: ratio of ODDS of an event occurring in one group vs the od…

Sensitivity vs Specificity

These terms describe the ability of a DISEASE to be detected b…

Positive Predictive Value (PPV) vs Nega…

Describes the ability of a TEST to detect by a disease... PPV: p…

Graphing

y = mx + c

mx

X and Y Intercepts

y/x = mx + c

y= Y-Intercept... x= X-intercept... m= Gradient... c= Constant

Gradient- Rate of change, unit cost of money

X-Intercept is when y=0... Y-Intercept is when x=0... Coordinates; (…

Graphing

y/x = mx + c

y = mx + c

y= Y-Intercept... x= X-intercept... m= Gradient... c= Constant

Statistic

Parameter

Random Sample

Sample Mean

function of the observable random variables in a sample and kn…

quantity or summary of the population such as the population m…

a sample of the data that are randomly drawn from some populat…

Statistic

function of the observable random variables in a sample and kn…

Parameter

quantity or summary of the population such as the population m…

Interpret "Least-squares line"

Interpret "Sample correlation coefficie…

Interpret "coefficient of dermination"

Determine if the optimal solution would…

The slope b=1.60 indicates that if [X] increased by 1, then it…

Since r=0.874, there is a strong positive linear correlation b…

About 70.48% varation of [Y] can be explained by corresponding…

Since [the profit on planting crops A = $7/m2)] is within the…

Interpret "Least-squares line"

The slope b=1.60 indicates that if [X] increased by 1, then it…

Interpret "Sample correlation coefficie…

Since r=0.874, there is a strong positive linear correlation b…

Bernoulli

P probability of success

0,1,2...

Geometric pmf

Discrete distribution to model things like a coin toss or a wi…

Parameters of bernoulli

Range of geometric

Px(k)=p(1-p)^k

Bernoulli

Discrete distribution to model things like a coin toss or a wi…

P probability of success

Parameters of bernoulli

How is the standard deviation found?

Formulas for Coefficient Variation?

Population/Deviation Symbol?

What is chebychevs Theorem?

Its the square root of standard deviation

Population δ÷µ×100% Sample S/x×100%

δ=Population Sx= Sample

1-1/k²

How is the standard deviation found?

Its the square root of standard deviation

Formulas for Coefficient Variation?

Population δ÷µ×100% Sample S/x×100%

outliers

tally

distribution

mode

Numbers that are much greater or much less than the other numb…

a method of counting where a single line represents one item c…

the way data is spread out across a range

a measure of center-the value that occurs most frequently in a…

outliers

Numbers that are much greater or much less than the other numb…

tally

a method of counting where a single line represents one item c…

Mean

Median

Mode

Statistics

The average of the data points. ... Add all the data points; divi…

The middle point.... List all the data points in numerical order;…

The number seen the most.... Look at list, count how many times t…

using data to answer questions; not yes/no or single answer qu…

Mean

The average of the data points. ... Add all the data points; divi…

Median

The middle point.... List all the data points in numerical order;…

What is the domain for the following se…

What is the range of the following set…

In a function, what do you call the x c…

What form is this line equation in: y=5…

{0,2,3,4}

{-2,-1,2,6}

zeros

slope-intercept form

What is the domain for the following se…

{0,2,3,4}

What is the range of the following set…

{-2,-1,2,6}

Define the term 'Experiment'.

Define the term 'Event'.

Define the term 'Sample Space'.

Define the term 'Probability of an Even…

A repeatable process that gives rise to a number of outcomes.

A collection of one or more outcomes.

A set of all possible outcomes of an experiment.

Number of outcomes / total possible outcomes.

Define the term 'Experiment'.

A repeatable process that gives rise to a number of outcomes.

Define the term 'Event'.

A collection of one or more outcomes.

Question Two

a(ii) How does the change in price per…

a(iii) Give he equation for the total a…

b( i) coordinates

Frank buys and rasie calves. He pays $22 per animal for up to…

For the first 50 calves the gradient is steeper than after 50…

V=18x+200

Middle point-(50, between 2000 and 3000) ... Left hand-(half of -…

Question Two

Frank buys and rasie calves. He pays $22 per animal for up to…

a(ii) How does the change in price per…

For the first 50 calves the gradient is steeper than after 50…

a(i) Give the equation that will repres…

a(ii) Coordinates-On the set of axes be…

a(iv) Explain how the graph in the part…

b(i) How far above the ground are the p…

Y=(x+1)(x+3)

First graph-(-2, -1) (-4, 3) (0, 3) (-5, 8) (1, 8)... Second grap…

The graph has changed position. Graph (iii) has moved 5 units…

6m Correctly finds the height

a(i) Give the equation that will repres…

Y=(x+1)(x+3)

a(ii) Coordinates-On the set of axes be…

First graph-(-2, -1) (-4, 3) (0, 3) (-5, 8) (1, 8)... Second grap…

quantitative data

categorical data

bar graph

histograms

having to do with quantities as the items being measured.

having to do with categories as the items being measured , inf…

rectangular bars, categorical data

rectangular bars, quantitative data

quantitative data

having to do with quantities as the items being measured.

categorical data

having to do with categories as the items being measured , inf…