Answer:
0.1527
Step-by-step explanation:
Given that a researcher wishes to conduct a study of the color preferences of new car buyers.
Suppose that 50% of this population prefers the color red
15 buyers are randomly selected
Let X be the no of buyers who prefer red.
X has exactly two outcomes red or non red.
Also each buyer is independent of the other
Hence X is binomial with p = 0.5 and n = 15
Required prob =The probability that exactly three-fifths of the buyers would prefer red
= P(X=9)
= 
=
Answer:
A histogram is a bar graph that represents grouped data
Don’t know just need points
Answer:
About 47.03 dollars
Step-by-step explanation:
4.5 percent of 45 is 2.025.
Add that to original price of 45.
Round to the nearest tenth.
Hope this helps!