3) Sindy recorded the lime, in minutes, that her train was late over 100 days. Information about these times is shown in the table,
Time (t minutes)
Frequency
13 / 24
24 30
Calculate an estimate for the mean time that her train was late,
Give your answer to I decimal place.

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?