time taken by each worker to complete a piece of work is recorded here. find the mean time.

Time taken by each worker to complete a piece of work is recorded here. Find the mean time. Name Time (in hours) John 44 David 38 Mike 42 Stephen 39 Joseph 36 Steve 41 => 40 hours..

Sarah is working on a science project. She planned to spend 25 hours on the project. After the project was completed, she figured out that she had taken 116% of the planned time to complete the project. Find the number of hours she spent o..

Identify the graph that shows the relation between the number of workers and the time taken (days) by them to finish a particular job. => Graph 1 or Graph 4 or Graph 2 or Graph 3..

The frequency table displays the time taken by number of workers for doing a particular work. Find the range of the data. Time (in min) Frequency 15 8 20 19 25 23 30 3 35 17 40 1 => 23 or 1 or 24 or 22..

Time taken for demonstrating an experiment in the lab for the groups of different number of students is shown. At α = 0.10, find the F test value and test the claim that there is a significant difference in the mean time taken. => 2...

Tanya has to travel a total of 442 miles. She travels the first 260 miles in 5 hours. If the average speed remains the same, then find the total time taken for the complete journey. => 9 hours 20 min or 7 hours 10 min or 8 hours 30 min or None of the above..

Mr.Victor runs 4 miles every morning. What is the time taken by him to complete his daily jogging, if he jogs one mile in 7 minutes? => 32 minutes or 30 minutes or 26 minutes or 28 minutes..

Tim has taken an aptitude test 8 times and his scores are 96, 98, 98, 105, 36, 87, 95 and 93. Is mean or median the better measure of central tendency? => Median or Mean..

A mail order firm professional wishes to estimate the average time taken to deliver the packet(s). How large a sample must she select if she desires to be 90% confident that the true mean is within 3 days of sample mean? The standard deviation of the delivery..

. Find the speed of the boat in still water and the speed of the current. Let the speed of the boat in still water = x km/h, and The speed of the current be = y km/h. Time taken to go down stream = 2 hours Time x Speed = Distance 2(x + y) = 40 x + y = 20 (Div..