3<span>pink
5red
4yellow
12 total roses.
Probability of selecting a pink rose would be 3/12 or 1/4.
p(pink)=3/12=1/4
The complement of that would be 1-1/4=3/4.
P(NOT pink)=1-1/4=3/4
So theres a 3/4 chance that she WON'T randomly select a pink rose.
Answer=3/4</span>
Answer:
B. It is reasonable to use the? z-interval procedure in this case? since, although the sample is small? (size less than? 15), the variable under consideration is very close to being normally distributed.
Step-by-step explanation:
answer b is considered to be correct because we know that the population is normal and the standard deviation is known, which allows using the interval z, the answer A is not correct because although the option to use the interval z is given, which is correct, the large sample is not favored, the answer C and D are incorrect because they both reject the use of the z interval and in d it is further rejected that although there is a normal distribution the sample is not, which is false
Answer:
adult:$22.22 child:$22
Step-by-step explanation:
Answer:
80 mph
Step-by-step explanation:
<u>First leg of trip</u>
- Speed = 64 mph
- Time = 3 hours
<u>Second leg of trip</u>
- Speed = 92 mph
- Time = 4 hours
To find the average speed:
