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07.HE.A: Measurements were made of xxxxxxxxxxx xxxxxx xxx packed cell volume 5of 21 patients xxxx xx xx xx xxxxx data are xx CE6. 6

a. Make a xxxxxxxxxxx of xxx xxxxx considering PCV as xxx xxxxxxxxxxx xxxxxxxx and Hb as xxx dependent variable.

xxxxxxx xxxx xx the best xxx to start xxxxxxxxx xxxx xxxxxxxxxxxx xxxxxxx 2 quantitative variables. xxxxxxxxx looks like xx xxxxxx plot xxxxx that as xxx xxxxxxxxxx xx xxxx increases. xxxx is x xxxx of positive xxxxxxxx xxxxxxx PCV and Hb. The form of xxxxxxxxxxxx looks like x linear relation. The next xxxxxx xx xxx xxxxxx xxx relationship looks. From xxxx diagram x the relationship xxxxx xxx too xxxxxx xxx certainly, xx xx not xxxxx

xx Calculate xxx correlation xxxxxxxxxxx between PCV xxx xxx

Simple xxxxxx xxxxxxxxxx xxxxxxxx

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x

P= xxxx

N=732

xxxx x 0.04

xx x sq rt xxxxxxxxxxxx

1) sample xx random

xx 10% condition x number xx successes = 732 x 0.04 =29 and xxx xx xxxxxxxx =0.96 x 732 = 702

My xxxxx for p is xxxxxxx xxxxxxx

Probabilty xxxx in xxx xxxxxxx 20 are having the xxxx

Probability = 20/732 x xxxx

For xxx between 18 xxx xx years, xxxxx cholesterol levels xxx mg/100mL) xxxx x mean of xxxxx xxx x xxxxxxxx deviation xx 40.7 xxxxxx xx xxxx from the National xxxxxx xxxxxxxx

Mean = 178.1

xxx 40.7

xxxx xxx xxxxxxxxxx of males aged 23, who have a xxxxx cholesterol level of 210mg/100mL xxx xxxxxxx Is this xxxxx unusually high?

x =( 210-178.1)/40.7 x xxxxx

P(z x 0.784) =0.7823

x >= 0.784 xxxx xx x – 0.7823 x xxxxxx

xxx xxxxxxxxxx of xxxxx xxxxx 210mg/100ml will xx 21.77%

In a xxxxx xx 25 xxxxx xxxx xxx xxxx is xxx xxxxxxxxxxx xxxx the mean xxxxx cholesterol xxxxx xxxxxxxxxxxxx (or xxxxxxx Is xxxx level xxxxxxxxx xxxxx

Probability xxxx xxxx xxxxx cholesterol level is210mg/100mL xx above = xxxxxx

xxxxxxx the assumptions xxx xxxxxxxxxx that xxxxxxx your model, and draw a xxxxxxxx xxxxxxx xxxxxxxx

1) sample is xxxxxx

2) 10% condition = number xx xxxxxxxxx and no. xx xxxxxxxx are more xxxx 10

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xx xxxx ) Probability that the citizen xxxxx their dentist xxxxx x year=p= xxxxxx

xx xxxxxxx trial n= xx

Exactly 6 xxxxxxxxx xx x trial of xx means, 6 xxxxxxxxx and x failure

10C6 = (10)!/(6)!(10-6)!=10.9.8.7.6!/6! x 4.3.2.1=210

Probability xxxx xxxxxxx xxx see xxxxx dentist twice a year x 210 x (0.60)6 x (0.40)4

x 210 x xxxxxxxx x xxxxxx x 0.25 x xxx

At xxxxx six means P(6)+P(7)+P(8)+P(9)+P(10)

using statcrunch, xx>6, xxxxx

For xx xxxx xx using xxxxxxxxxx x<xxx 0.62

xxxxx np x 10 x xxxx x

xx = xx xx (npq) = xx xx xxx x .6 x xxxx 1.55

17 HE x

N= xxxxx xxxxxxx , xxxxxxx

xxxx = xxx xxxx x xxxx xxx

xx x sq rt(npq)= xx rt xxxxx x xxx x xxxxx xxxxx

x A normal xxxxx xx x close xxxxxx xxxxxxxxxxxxx only xxx a xxxxx number of trial

A binomial xxxxx is approximately normal,

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xxxx Q 4, Stress is a quantitative xxxxxxxx

xx B. 5W’s – Who, What, When, xxxx xxx xxx

Who- Medical researchers at x large hospital,

xxxxx Response xx xxxxxxxx xx the treatment

xxxx – xxxx xxxx to 2005

xxxxx xxxxxx patients undergoing chemotherapy

Why- x Impact of xxx type xx xxxxxxxxxxxx on four types xx blood xxxxxx

The data is categorical, as xxxxxxxxxx on xxx xxxxx of age, xxxx type xx xxxxxxx stage xxx xxxxxxx xxxxxx responded to the treatment.

xxxxxxx 3: xxxxxxxxxx and xxxxxxxxxx Categorical xxxx

HE.A

Bar chart

xxxxxxxxx

xx HEB

Age

Percentage xx patients over xx x 197/474*100 x xxxxx

xxxxxxxxxx of patients having High xxxxx xxxxxxxx x xxxxxxxxxxx xxxxxx

xxxxxxxxxx of

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