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Question in STAT7008
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Question in STAT7008
Provided with information on a sample with sample mean and known population variance, use the z test to either or reject a given null hypothesis. One sided.

Question in MATH6059
Provided with information on a sample (>30) with sample mean and standard deviation, use the z test to either accept or reject a given null hypothesis.

Question in STAT7008
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Question in STAT7008
Given a random variable $X$ normally distributed as $\operatorname{N}(m,\sigma^2)$ find probabilities $P(X \gt a),\; a \gt m;\;\;P(X \lt b),\;b \lt m$.

Find a confidence interval given the mean of a sample, population variance known adaptive marking DraftQuestion in MATH6059
Finding the confidence interval at either 90%, 95% or 99% for the mean given the mean of a sample. The population variance is given and so the z values are used. Various scenarios are included.

Question in STAT6012 Maths and Stats for Marketing
Add, subtract, multiply and divide algebraic fractions.

Question in STAT6012 Maths and Stats for Marketing
Add, subtract, multiply and divide algebraic fractions.

Question in STAT7008
Given a random variable $X$ normally distributed as $\operatorname{N}(m,\sigma^2)$ find probabilities $P(X \gt a),\; a \gt m;\;\;P(X \lt b),\;b \lt m$.

Question in STAT7008
Given a random variable $X$ normally distributed as $\operatorname{N}(m,\sigma^2)$ find probabilities $P(X \gt a),\; a \gt m;\;\;P(X \lt b),\;b \lt m$.

Question in MATH6058 Engineering Maths 1
Factorise three quadratic equations of the form $x^2+bx+c$.
The first has two negative roots, the second has one negative and one positive, and the third is the difference of two squares.

Question in STAT7008
rebelmaths
Printing errors in the work produced by a particular film occur randomly at an average rate of p per page.
i.What is the probability that a one page document will contain x1 printing error(s)?
ii.If a n page document is printed, calculate the probability of having more than x2 errors. Assume a Poisson distribution. 
Question in MATH6058 Engineering Maths 1
Linear combinations of $2 \times 2$ matrices. Three examples.

Question in MATH6058 Engineering Maths 1
Add, subtract, multiply and divide algebraic fractions.

Exam (12 questions) in MATH7025
Differentiation of polynomials, cos, sin, exp, log functions. Product, quotient and chain rules.
rebelmaths

Question in MATH6059
Given a random variable $X$ normally distributed as $\operatorname{N}(m,\sigma^2)$ find probabilities $P(X \gt a),\; a \gt m;\;\;P(X \lt b),\;b \lt m$.

Question in STAT6012 Maths and Stats for Marketing
Decimal Places and Significant Figures
rebelmaths

Question in MATH6059
Finding the confidence interval at either 90%, 95% or 99% for the mean given the mean and standard deviation of a sample. The population variance is not given and so the t test has to be used. Various scenarios are included.

Question in STAT7008
Provided with information on a sample (>30) with sample mean and standard deviation, use the z test to either accept or reject a given null hypothesis.

Question in STAT7008
Two sample ttest to see if there is a difference between scores on questions between two groups when the questions are asked in a different order.

Question in MATH6059
For a sample of size n from a normal distribution, given mean of the sample mean and the standard deviation , find the tstatistic corresponding to a null hypothesis $\mu=m$ and a given confidence level. Check if the result is significant at this level.

Question in STAT7008
Compute a 95% confidence interval for the population mean given a small sample, and compare it with a confidence interval for a different population.

Question in MATH6059
Compute a 95% confidence interval for the population mean given a small sample, and compare it with a confidence interval for a different population.

Question in STAT7008
Compute a 95% confidence interval for the population mean given a small sample, and compare it with a confidence interval for a different population.

Question in MATH6059
Calculate confidence interval for the mean, sample variance n>30

Question in MATH6059
Calculate confidence interval for the mean, sample variance n>30

Assessment version: Find a confidence interval given the mean of a sample, population variance known DraftQuestion in STAT7008
Finding the confidence interval at either 90%, 95% or 99% for the mean given the mean of a sample. The population variance is given and so the z values are used. Various scenarios are included.

Catherine's copy of Find a confidence interval given the mean of a sample, population variance known DraftQuestion in STAT7008
Finding the confidence interval at either 90%, 95% or 99% for the mean given the mean of a sample. The population variance is given and so the z values are used. Various scenarios are included.

Question in STAT7008
Two ordered data sets, each with 10 numbers. Find the sample standard deviation for each and for their sum.

Question in MATH6059
Calculate confidence interval for the mean, sample variance n>30