The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below. Assume the population is normally distributed. (a) Find the sample mean. X = (Round to one decimal place as needed.) 1425 693 721 629 1228 722 748 1445 984 840 543 944 ▬ -

The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below. Assume the population is normally distributed. (a) Find the sample mean. X = (Round to one decimal place as needed.) 1425 693 721 629 1228 722 748 1445 984 840 543 944 ▬ -

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

See similar textbooks

Similar questions

Find the mean, the median, and the mode(s), if any, for the given data. Round noninteger means to the nearest tenth. (If there is more than one mode, enter your answer as a comma-separated list. If an answer does not exist, enter DNE.) −8.5, −2.4, 4.7, 4.7, 6.4, 8.9, 9.9
Use the box-and-whisker plot to identify the five-number summary. 891 2140 1201 1476 1904 900 1200 1500 1800 2100 漸拼 Min3D ore
The number of credits being taken by a sample of 13 full-time college students are listed below. Find the mean, median, and mode of the data, if possible. If any measure cannot be found or does not represent the center of the data, explain why. 5 5885 4 44 7 0 O A. The mode(s) is/are (Type an integer or decimal rounded to one decimal place as needed. Use a comma to separate answers as needed.) O B. The data set does not have a mode. Does (Do) the mode(s) represent the center of the data? O A. The mode(s) represent(s) the center. O B. The mode(s) does (do) not represent the center because it (they) is (are) not a data value. O C. The data set does not have a mode. D. The mode(s) does (do) not represent the center because it (one) is the smallest data value. O E. The mode(s) does (do) not represent the center because it (one) is the largest data value.
Derby collects samples of insects in the forest and in a marsh to count the number of insects in each sample and then releases the insects. The number of insects in each sample from the two locations is provided below. Forest 1515 1313 1414 99 1616 1111 1515 1414 1515 1414 Marsh 1717 1414 1515 1717 1616 1818 1717 1919 1313 1616 What is the median and the interquartile range for each of the two locations? Round to one decimal place. The median number of insects in the forest samples is , and the interquartile range is . The median number of insects in the marsh samples is , and the interquartile range is .
Find the mean of the data summarized in the given frequency distribution. Compare the computed mean to the actual mean of 58.1 degrees. Which of the following best describes the relationship between the computed mean and the actual mean? Low Temperature (◦F) 40−44 45−49 50−54 55−59 60−64 Frequency 2 6 11 6 3
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.) ...
The following data shows the results for 20 students in one of the post graduate unit.42 66 67 71 78 62 61 76 71 6761 64 61 54 83 63 68 69 81 53Based on the information given you are required to Compute the mean, median and mode.
Find the mean from the frequency table below.Classes Frequency 10-14 815-19 2920-24 4225-29 730-34 1
answer letter B using the above informations
Calculate the mean of the grouped data from the given frequency distribution. Round your answer to the nearest tenth. Class Frequency (f) 40–49 2 50–59 5 60–69 3 70–79 0 80–89 3
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