Cheating. Suppose 60 students out of 200 cheated during the last year, and you u

Question

Cheating. Suppose 60 students out of 200 cheated during the last year, and you used the two-coin method to survey those 200 students. How many students would you expect to answer Cheating. Suppose 60 students out of 200 cheated during the last year, and you used the two-coin method to survey those 200 students. How many students would you expect to answer Cheating. Suppose 60 students out of 200 cheated during the last year, and you used the two-coin method to survey those 200 students. How many students would you expect to answer

Explanation / Answer

We estimate the rate r as

(4*TY-N)/(2*N)

where,

TY = number of respondents syaing yes

N = number of people we're sampling

therefore,

r = (4*60-180)/(2*200)

r = 15%

hence, 15% of the respondents said yes and 85% said no

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