Answer:
-3
Step-by-step explanation:
What following are you choosing from
Upon slight rearranging:
5xy-15y-40x+120, now factor 1st and 2nd pair of terms
5y(x-3)-40(x-3) which is equal to:
(5y-40)(x-3) if we factor the first parenthetical term as well
5(y-8)(x-3)
So (y-8) is a factor
Answer: 0.7030
Step-by-step explanation:
Given : The population proportion for company's orders come from first-time customers : p=0.43
Sample size : n= 98
The test statistic for population proportion:-

For , 

For , 


Hence, the probability that the sample proportion is between 0.33 and 0.46 is 0.7030.