At a snack bar, there is a negative correlation between the number of sports drinks sold and the number of hot chocolates sold.

which variable is most likely the lurking variable that explains the correlation?

ages of customers
number of customers
outside temperature
price of sports drinks

Hi good morning

So answer A. Ages of customers can be the answer

Answer B.Number of customers can be eliminated.

Answer C. Outside temperature can effect the what people want to drink, if its hot sports drink, If its cold Hot chocolate for everyone ! I depends on the temperature.

Answer D. Price of sports drink can be eliminated.

so, MY conclusion is that it could very well be the age group. ( Answer A)

I hope this helps. I am very sorry if it is wrong. At least I tried

Have a good day ^^

, and

for

step-by-step explanation:

we can analyze the pattern at which the terms increase. let us denote , , , so that we can call

note the following:

the pattern: to get the next term value, we just add the next term number (e.g. 1st, 2nd, to the previous term value (term values are the given numbers in the question, 1, 3, 6, 10, 15,

from , to get to , we add

from , to get to , we add

etc.

we need to form a recursive formula, a formula that has the next term as a function of the previous term. so a possible recursive formula can be

, and for

answer:   expression= p+p*d%

price reduction + sale price = $625

sale price: $p+$p*d%

where d% is the percentage of discount

step-by-step explanation:

original price = p

price went down by $150 price reduction $p*d%

sale price= $ 475

therefore the price before sale is: $625

and the expression that shows the price before sale is: p+p*d%