Answer:
X^9
Step-by-step explanation:
X^5 x X^4 = 9 its basically adding them
Answer: a) Unimodal and symmetric
b) 0.26
c) 0.038
Step-by-step explanation:
Given: Sample size of investors (n)= 131
True proportion of smartphone users(p) =26%
a) Since sampling distribution for the sample proportion is approximately normal when n is larger.
Normal distribution is Unimodal and symmetric.
So correct option : Unimodal and symmetric
b) mean of this sampling distribution = p = 0.26
c) standard deviation of the samplingdistribution = 

9 or 12 I think Possibly 18
Answer:
During Hurricane Hazel how much days did the rain fall for?
Step-by-step explanation: