On St. Patrick's Day, you took note of who was coming into your restaurant wearing green. The two-way frequency table shows the results of your survey. What is the probability that a randomly chosen customer will be a female wearing green? Round to the nearest thousandth. Wearing Green Yes No Totals Male Female 36 83 119 44 68 112 Totals 80 151 231 a 0.190 0.370 0.294 0.393

Find the 25th, 50th, and 75th percentile from the following list of 25 observations. 12 17 24 25 26 27 43 45 49 50 52 53 55 68 70 72 76 80 84 88 90 92 93 96 100 25th percentile =  50th percentile =  75th percentile =

The athletic department asks 1000 students if they have been to a football game in the last year. The results indicate that 718 students said yes (Y), 151 said no (N), and 131 did not respond (NR).Use the information given above to make a relative frequency distribution showing the percentage of students in each of the three categories. (Round your answers to one decimal place.) Response Percentage Y   % N  % NR  %

The mean age of two people in a room is 20 years.  A 50 year old person enters the room. What is the mean age of the 3 people in the room now 20 30 33.3 35 none of the above

The top 16 winning scores for NFL games are listed below. Find the mean score.   Video Tutorial: How to find the mean on a TI-84   72 54 52 54 70 51 56 58 58 52 51 63 51 48 52 61     A. 54   B. 57.1   C. 63.2   D. 56.4

During an experiment, the following times (in seconds) were recorded. Find the mean. 6.3, 5.4, 6, 3.2, 5.4, 5.5 ... The mean is (Round to one decimal place as needed.) ...

Use the dataset of GPAs below to calculate the tail probability of a GPA of 1.3. You should use a calculator to help you. GPAs: 3.0, 1.2, 4.0, 3.9, 3.8, 3.0, 2.7, 2.3, 1.9, 4.0, 1.9, 1.1 Write your answer as a number between 0 and 1, where 0 is 0% and 1 is 100%. Round your answer to three decimal places.

Find the mean of the data summarized in the given frequency distribution. The test scores of 40 students are summarized in the frequency distribution below. Find the mean score. Score Students 50-59 60-69 70-79 80-89 90-99 57728 12

The following are (fictional) McDonald's service times (in seconds) for a random sample of drive-thru customers.  98  117  45  103  75  65  129  93  109  84  56  118 Calculate the median

A teacher surveyed 11 students for how many days per week they have read newspaper. The result is shown as follows: 1 1 1 2 2 2 2 5 6 6 6 (a) Find the mean. (b) Find the median. (c) Find the mode.