home / study / math / statistics and probability / statistics and probability questions and answers / the
times in minutes) are 2. in an exercise class, participants are timed running a mile. summarized...
Question: The times in minutes) are 2. In an exercise class, participants are timed running a mile. summari...
Show transcribed image text
The times in minutes) are 2. In an exercise class, participants are timed running a mile. summarized in the table below, but some values are missing. (a) Fill in the table and draw the corresponding histogram. If you can't figure out the table, just put in anything and draw a histogram. More than one answer may be possible. Time Percent Height of bar 5-6 10 6-7 20 7-8 25 8-10 10-15 (b) Assuming that the percent in each bar is spread evenly for every interval, find the 45th percentile as accurately as possible. (c) Do you think the percent of people who took an above average amount of time is less than 50%, about 50%, or more than 50%? Explain briefly (one line is OK).
Recently Asked Questions
- 1.With 80% confidence for a sample proportion 0.50 and a sample of 29, what is the upper confidence limit with 2 decimal places? 3. What is the Margin of error
- I need assistance in answering the following question National Bearings manufactures bearings at plants located in Portland Oregon, Houston Texas, and
- 8- Let X and Y be random variables. Compute V ar(X + Y ) when X = Y . In particular, show that V ar(X + Y ) 6= V ar(X) + V ar(Y ). When condition is needed so