Exam 5: Exploring Data: Distributions

Use the following information to answer the Questions: Below is a list of the number of dogs owned by families in a particular neighborhood. 0, 0, 2, 1, 0, 1, 0, 4, 0, 1 -What is the first quartile for these data?

Use the following information to answer the following Questions: Below are the ages of 15 students in a college class. 27, 50, 33, 25, 86, 25, 85, 31, 37, 44, 20, 36, 59, 34, 28 -What is the standard deviation of the ages?

Refer to this stemplot to answer the following questions: 0 1234 1 03 2 14669 3 4 2789 -What is the difference Q₃ − Q₁ for this data set?

Below are the lengths (in minutes) of phone calls made to a business on one day. Find the five-number summary for these data. $14,6,12,19,2,35,5,4,3,7,5,8$

The scores of students on a standardized test form a normal distribution with a mean of 300 and a standard deviation of 40. Two thousand students took the test. Find the number of students who score above 380.

Use the following information to answer the Questions: Below are the numbers of errors made by a typist on various pages of typing. 14, 6, 12, 19, 2, 35, 5, 4, 3, 7, 5, 8 -Find the first quartile for the number of errors.

Use the following histogram of waiting times for patients at a health clinic to answer the following Questions: -How many patients waited between 20 and 29 minutes?

Use the following information to answer the Questions: Below are the numbers of pages in each of seven chapters of a textbook. 14, 14, 20, 38, 47, 48, 57 -What is the mean number of pages?

Use the following histogram of waiting times for patients at a health clinic to answer the following Questions: -Based on the histogram, which statement is true?

The data below represent the numbers of auto accidents at a certain intersection each month for a year. Find the range of the data. 0, 1, 3, 4, 5, 2, 2, 6, 7, 2, 0, 1

Use the following histogram of waiting times for patients at a health clinic to answer the following Questions: -Based on the histogram, which statement must be true?

The length of students' college careers at Anytown University is known to be normally distributed, with a mean length of 5.5 years and a standard deviation of 1.75 years. What is the lower quartile for the length of students' careers at Anytown University?

The shelf life of a battery produced by one major company is known to be normally distributed, with a mean life of 3.5 years and a standard deviation of 0.75 years. What is the upper quartile of battery shelf life?

Create a set of five positive numbers that have median 6 and mean 10.

Given the histogram below for a set of data, which statement is true?

The weight of potato chip bags filled by a machine at a packaging plant is normally distributed, with a mean of 15.0 ounces and a standard deviation of 0.2 ounces. What is the probability that a randomly chosen bag will weigh less than 14.6 ounces?

Would you expect the mean salary of WNBA basketball players to be larger than the median salary or smaller than the median salary?

Given the set of data below, find the median. $25,16,50,19,42,37$

Given the stemplot below, which description is true? 2 9 3 267 4 12 5 0 6 7 5

Given the stemplot below, which description is true? 2 9 3 267 4 12 5 0259 6 258 7 05