The table below shows the predicted annual cost for a middle income family to raise a child from birth until adulthood.

The results of the linear regression are:
y = ax + b
a = 510
b = 8750
r 2 = 0.9652399802
r = 0.9824662743
What is the equation of the line of best fit?
Describe what the linear regression data tells us
about the relationship between the variables in
the context of the problem.

Formulate the indicated conclusion in nontechnical terms. be sure to address the original claim. the foundation chair for a hospital claims that the mean number of filled overnight beds is over 523, and she is therefore justified starting a funding campaign to add a wing to the hospital. assuming that a hypothesis test has been conducted and that the conclusion is failure to reject the null hypothesis, state the conclusion in nontechnical terms.

Jane has 5 nickels. john has 3 dimes. jane says she has a greater amount of money. with the information given, is she correct?

Eiko is wearing a magic ring that increases the power of her healing spell by 30%. without the ring, her healing spell restores h health points. which of the following expressions could represent how many health points the spell restores when eiko is wearing the magic ring?