Need !

rikki decided to collect data to determine if a runner's time and speed are correlated. she determined the data to have a correlation coefficient of −0.5. what does this r value indicate?

no correlation
a strong, positive correlation
a weak, positive correlation
a negative correlation

1/3(x-10)=-4 solve for x with steps

The median of a data set is the measure of center that is found by adding the data values and dividing the total by the number of data values that is the value that occurs with the greatest frequency that is the value midway between the maximum and minimum values in the original data set that is the middle value when the original data values are arranged in order of increasing (or decreasing) magnitude

Acircle has a circumference of 7.850 units. what is its radius?