A car travels at 108 kph from A

$y\le 4$

Let a and b be coprime integers, and let m be an integer such that a | m and b | m. Prove that ab | m

Let ${\displaystyle X_1,\cdots ,X_n}$ be a random sample from $f(x\mid \theta )=\theta x^{\theta -1}$ for ${\displaystyle 0<x<1}$. Find a confidence interval for ${\displaystyle \theta }$ using as pivotal quantity a function of the maximum likelihood estimator for ${\displaystyle \theta }$.

(a) Evaluate the standard deviation s for each set of data.

(b) Pool the data to obtain an absolute standard deviation

for the method.

Find all zero divisors of z_81

translate into a variable expression. Then simplify. 

a number decreased by the total of the number and twelve.