Answer:
There is not sufficient evidence to support the claim that the rate of left-handedness among males is less than that among females.
Step-by-step explanation:
Because the confidence interval limits include 0 .it appears that the two rates of left-handedness are equal .There is not sufficient evidence to support the claim that the rate of left-handedness among males is less than that among females. The left-handedness males doesn't seem to be less than the rate of left-handedness among females .
The first number in this item can be also expressed as 2.3 x 10³. Now, dividing the numbers 2.3 and 0.4 will give us an answer of 5.75. There exists a rule which states that when two similar numbers are divided only having different exponents, their exponents should be subtracted. The final answer to this item is therefore,
5.75 x 10¹¹
Answer:
A. -4 + 6i
Step-by-step explanation:
Cause as we can see... (-2 - 2i)+(10-4i)
We get when we multiply 2x2=4i
Next 10-4=6
Hope it helped u
Answer:
When A is positive there is a minimum vertex.
Step-by-step explanation:
When a parabola is positive the opening goes upwards. When a parabola is negative it goes downwards. The negative sign on the A coefficient means that you reflect your equation across the x-axis