ch -19, 3 questions

body preview (0 words)

file1.docx preview (398 words)

In xxxxx a xxx xxxxx xxxxxxxxxxxx xxxxxx reported xx xxxx xxxxx xx 207 women xxxxx xxx age of 40 who had xxxxxxxxxx xxxx xxxxxx to conceive.

Find 90% xxxxxxxxxx interval xxx xxx success rate at this xxxxxx

Interpret your xxxxxxxx in xxxx context

Explain xxxx 90% confidence xxxxx

xx xxxxx data refute xxx clinic’x xxxxx xx a 25% success xxxxx Explain.

A

xx have 

        x x 49/207 = xxxx        zc = 1.645        xxx     x = 207 

We xxxxxxxxxx

xxxx xxx 1.645 xx rt( 0.24 x 0.76)/207 =

        xxxx xxxxxxxx x 0.03= xxxx + xxxxx and 0.24 xxxxxx

  0.191 and 0.289

xx xx xxx 90% confident, xxxxx on this xxxxxxx xxxx xxx xxxxxxxxxx xx all women who were previously xxxxxx xx xxxxxxxx xxxx xxxxxxx a xxxxxxx xxxx at this xxxxxx between xxxxx and xxxxxx

c) xx we xxxx xx select xxxxxxxx

- - - more text follows - - -