Randolph College
Department of Mathematics and Computer Science

 

Homework # 16 - MATH 2227


The problems on this homework must be done alone.  The honor code is in effect.

 First name:   Last name:


 

For question 1 and 2, say you're playing a game that uses a spinner to. The spinner lands on red 40\% of the time.

 

1.  If you spin the spinner 30 times, to the nearest tenth of a percent, what's the probability that it lands on red exactly 15 times?

a.  7.6\%

b.  7.8\%

c.  8.0\%

d.  8.2\%

d.  8.4\%

 

2.  If you spin the spinner at most 30 times, to the nearest percent, what's the probability that it lands on red at least 15 times?

a.  13\%

b.  14\%

c.  15\%

d.  17\%

d.  18\%