openvellum Do b janet avina Google Ch adyssey Secure https/ Math 130 Spring 18 j

Question

openvellum Do b janet avina Google Ch adyssey Secure https/ Math 130 Spring 18 janet avina &13/18/18 11:27 PM stics Homework: 6.2 HW Score: 0 of 6.2.47 Save 14 of 14 (11 complete) Score: 49 94%, 699 of 14 pts Question Help Suppose that a pol taken 10 years ago tound that 69% of parents spank ther chiden Suppose recent po. of 150ats with chihen hnds mat88 ndicated that they spank their children Complete pars (a) and (o) below (a) Assuming parents atude toward spanking has not changed since the original poit, now many of the 150 parents surveyed woukd be expected to spank their chidrem? The expected amount of parents surveyed that would spank their chidren is Round to the nearest whole number as needed) Enter your answer in the answer box and then click Check Answr

Explanation / Answer

Expected value (E)= n*p

Given that n=500 ,p=0.69

Expected value=500*0.69

Expected number of parents =345

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