92,78,86,92,95,91 If jocelyn took a 7th test and raised the mean of her scores by exactly 1 point, what was the score on the 7th test?

If 25% of y is 30, what is 60% of y?

The police chief wants to know if the city’s african americans feel that the police are doing a good job. identify the management problem (i.e dependent variable) and identify the independent variable.

Suppose that prices of a gallon of milk at various stores in one town have a mean of $3.71 with a standard deviation of $0.10. using chebyshev's theorem, what is the minimum percentage of stores that sell a gallon of milk for between $3.41 and $4.01? round your answer to one decimal place.