A charity sports camp for needy children that uses on-linefund-raisingis looking at whether one-time donationshave increased. In the past the mean one-time donation was $70. A sample of 27 one-timedonations taken on-line showed that a mean donation of $78.50 with a standard deviation of $7.75. At the .01 level of significance, is there evidence that the mean one-time donation is nowgreaterthan $70?

t critical value (from t table) is

t test statistics (using formula) is (round to 4decimal places)

Do we reject Ho? (enter yes or no)