mean, standard deviation and modal value

QUESTION 3 A researcher recorded the number of heavy transport vehicles passing through road A for 35 consecutive days. The results are shown in the table below. Number of h trans -rt vehicles Number at de . i] Calculate the mean and standard deviation for the number oi heavy transport vehicles that pass the road. (5 marks) ii} Calculate the modal value of the number of heavy transport vehicles (3 marks) ill] The mean and standard deviation of number of heavy transport vehicles that pass road 5 are 15 and 5.51 respectively. Which data distribution is more consistent\"? to marks}