At the beginning of the year, Adrian's savings account balance was
$28\$28
$28
dollar sign, 28
. Each week, he deposits another
$15\$15
$15
dollar sign, 15
into that account, and he doesn't spend any of his savings.
Is his savings account balance proportional to the number of weeks since the start of the year?

Which type of graph would allow us to quickly see how many students between 100 and 200 students were treated?

The function below show how much jayna and hannah charge for babysitting. which statement best compares the two plants?

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.