Question 1

Compute the 50th percentile for the following data. 10, 15, 17, 21, 25, 12, 16, 11, 13, 22

Accepted Answer

A) 18.6 
B) 13.3 
C) 15.5 
D) 17.7 
A) 18.6 
B) 13.3 
C) 15.5 
D) 17.7

Question 2

Below is the data for the number of days that it took Wyche Accounting to perform audits in the last quarter of last year. ​
56, 42, 37, 29, 45, 51, 30, 25, 34, 57
​
What is the median number of days that it took Wyche Accounting to perform audits in the last quarter of last year?
​

Accepted Answer

A) ​41 
B) ​40.6 
C) ​39.5 
D) ​42 
A) ​41 
B) ​40.6 
C) ​39.5 
D) ​42

Question 3

Consider a sample on the waiting times (in minutes) at the billing counter in a grocery store to be 15, 24, 18, 15, 21, 20, 15, 22, 19, 16, 15, 22, 20, 15, and 21. Compute the 25th, 50th, and 75th percentiles.

Accepted Answer

25^th percentile = 15 5

Question 4

A summary of data that shows the number of observations in each of several nonoverlapping bins is called a(n)

Accepted Answer

A) frequency distribution. 
B) sample summary. 
C) bin distribution. 
D) observed distribution. 
A) frequency distribution. 
B) sample summary. 
C) bin distribution. 
D) observed distribution.

Compute the 50^th percentile for the following data. 10, 15, 17, 21, 25, 12, 16, 11, 13, 22

Below is the data for the number of days that it took Wyche Accounting to perform audits in the last quarter of last year. 56, 42, 37, 29, 45, 51, 30, 25, 34, 57 What is the median number of days that it took Wyche Accounting to perform audits in the last quarter of last year?

Consider a sample on the waiting times (in minutes) at the billing counter in a grocery store to be 15, 24, 18, 15, 21, 20, 15, 22, 19, 16, 15, 22, 20, 15, and 21. Compute the 25^th, 50^th, and 75^th percentiles.

A summary of data that shows the number of observations in each of several nonoverlapping bins is called a(n)

Introduction

Data Visualization

Descriptive Data Mining

Probability: an Introduction to Modeling Uncertainty

Statistical Inference

Linear Regression

Time Series Analysis and Forecasting

Predictive Data Mining

Spreadsheet Models

Linear Optimization Models

Integer Linear Optimization Models

Nonlinear Optimization Models

Monte Carlo Simulation

Decision Analysis

Filters

Exam 2: Descriptive Statistics

Compute the 50th percentile for the following data. 10, 15, 17, 21, 25, 12, 16, 11, 13, 22

Below is the data for the number of days that it took Wyche Accounting to perform audits in the last quarter of last year. ​ 56, 42, 37, 29, 45, 51, 30, 25, 34, 57 ​ What is the median number of days that it took Wyche Accounting to perform audits in the last quarter of last year? ​

Consider a sample on the waiting times (in minutes) at the billing counter in a grocery store to be 15, 24, 18, 15, 21, 20, 15, 22, 19, 16, 15, 22, 20, 15, and 21. Compute the 25th, 50th, and 75th percentiles.

A summary of data that shows the number of observations in each of several nonoverlapping bins is called a(n)

Introduction

Data Visualization

Descriptive Data Mining

Probability: an Introduction to Modeling Uncertainty

Statistical Inference

Linear Regression

Time Series Analysis and Forecasting

Predictive Data Mining

Spreadsheet Models

Linear Optimization Models

Integer Linear Optimization Models

Nonlinear Optimization Models

Monte Carlo Simulation

Decision Analysis

Filters

Compute the 50^th percentile for the following data. 10, 15, 17, 21, 25, 12, 16, 11, 13, 22

Below is the data for the number of days that it took Wyche Accounting to perform audits in the last quarter of last year. 56, 42, 37, 29, 45, 51, 30, 25, 34, 57 What is the median number of days that it took Wyche Accounting to perform audits in the last quarter of last year?

Consider a sample on the waiting times (in minutes) at the billing counter in a grocery store to be 15, 24, 18, 15, 21, 20, 15, 22, 19, 16, 15, 22, 20, 15, and 21. Compute the 25^th, 50^th, and 75^th percentiles.