I need solution of Q2 of given assignment

2022-03-27

I need solution of Q2 of given assignment

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asked 2022-04-03

asked 2022-05-03

Random-digit-dialing telephone surveys used to exclude cell phone numbers. If the opinions of people who have only cell phones differed from those of people who have landline service, the poll results may not represent the entire adult population. The Pew Research Center interviewed separate random samples of cell-only and landline telephone users who were less than 30 years old and asked them to describe their political party affiliation.

$\text{\u25a1}$ or goodness of fit, homogeneity or independence?

asked 2022-05-02

$\frac{{\mathbb{F}}_{2}[X,Y]}{({Y}^{2}+Y+1,{X}^{2}+X+Y)}$ and $\frac{{\displaystyle \left({\mathbb{F}}_{2}\right[Y]}}{{\displaystyle ({Y}^{2}+Y+1)}}\frac{{\displaystyle \left)\right[X]}}{{\displaystyle ({X}^{2}+X+\overline{Y})}}$ are isomorphic

asked 2022-05-09

The average credit card debt for a recent year was $9205. Five years earlier the average credit card

debt was $6618. Assume sample sizes of 35 were used and the population standard deviations of

both samples were $1928. Find the 95% confidence interval of the difference in means.

asked 2022-03-27

Let AB = Im, where A is an m×n matrix and B is an n×m matrix. If **y **∼ MVN(**μ**,In) and BA is symmetric, find the distribution of **y**T BA**y**.

asked 2022-03-31

${\mathrm{End}}_{\mathrm{\mathbb{R}}\left[x\right]}\left(M\right)$ where $M=\frac{\mathbb{R}\left[x\right]}{({x}^{2}+1)}$ is a module over the ring $\mathbb{R}\left[x\right]$

asked 2022-05-23