Answer:
Yes. The male and female consumers differ in the amounts they spend.
Step-by-step explanation:
We can express the null and alternative hypothesis as:

It is assumed a significance level of 0.05.
The standard deviation of the difference of means is calculated as:

The test statistic is

The degrees of freedom are:

The P-value for t=10.11 is P=0, so it is smaller than the significance level. The null hypothesis is rejected.
We can conclude that male and female consumers differ in the amounts they spend.
Answer:
The answer is 14 quarters and six dimes
Step-by-step explanation:
-.1(D+Q=20)
.10D+.25Q=4.10 -.1D-.1Q=-2
.1D+.25Q=4.10
------------------------------------------------------
.15Q=2.10/.15(both sides)
Q=14 which leaves you needing 60 more cents so 6 dimes
Answer
if it is a question how is this a question
Step-by-step explanation:
Answer:interesting question
Step-by-step explanation:
well actually the FOIL method came from And is the distbutive property. So I think you are fine if you use foil as you “distributing” iyk what i mean.
remember Foil is only used in multiplying binomials like your example.
Answer:

Step-by-step explanation:
The coordinate has the following polar form:

The image of the coordinate rotated counterclockwise 60° is:

Its equivalent form in rectangular coordinates is:

