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Category > Statistics Posted 23 May 2017 My Price 4.00

The number of contaminating particles on a silicon wafer prior

 

The number of contaminating particles on a silicon wafer prior to a certain rinsing process was determined for each wafer in a sample of size 100, resulting in the following frequencies:

a. What proportion of the sampled wafers had at least one particle? At least five particles?

 b. What proportion of the sampled wafers had between five and ten particles, inclusive? Strictly between five and ten particles?

 c. Draw a histogram using relative frequency on the vertical axis. How would you describe the shape of the histogram?

 

 

 
 

Answers

Alpha Geek
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Status NEW Posted 23 May 2017 08:05 AM My Price 4.00

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file 1495528591-Answer.docx preview (129 words )
T-----------he -----------num-----------ber----------- of----------- co-----------nta-----------min-----------ati-----------ng -----------par-----------tic-----------les----------- on----------- a -----------sil-----------ico-----------n w-----------afe-----------r p-----------rio-----------r t-----------o a----------- ce-----------rta-----------in -----------rin-----------sin-----------g p-----------roc-----------ess----------- wa-----------s d-----------ete-----------rmi-----------ned----------- fo-----------r e-----------ach----------- wa-----------fer----------- in----------- a -----------sam-----------ple----------- of----------- si-----------ze -----------100-----------, r-----------esu-----------lti-----------ng -----------in -----------the----------- fo-----------llo-----------win-----------g f-----------req-----------uen-----------cie-----------s: ----------- -----------a. -----------Wha-----------t p-----------rop-----------ort-----------ion----------- of----------- th-----------e s-----------amp-----------led----------- wa-----------fer-----------s h-----------ad -----------at -----------lea-----------st -----------one----------- pa-----------rti-----------cle-----------? A-----------t l-----------eas-----------t f-----------ive----------- pa-----------rti-----------cle-----------s? -----------  -----------b. -----------Wha-----------t p-----------rop-----------ort-----------ion----------- of----------- th-----------e s-----------amp-----------led----------- wa-----------fer-----------s h-----------ad -----------bet-----------wee-----------n f-----------ive----------- an-----------d t-----------en -----------par-----------tic-----------les-----------, i-----------ncl-----------usi-----------ve?----------- St-----------ric-----------tly----------- be-----------twe-----------en -----------fiv-----------e a-----------nd -----------ten----------- pa-----------rti-----------cle-----------s? -----------  -----------c. -----------Dra-----------w a----------- hi-----------sto-----------gra-----------m
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