Cosmic, Inc. is a software company. The ages of the employees are displayed in the histogram: 14 Employee Age 12 10 8. 20-29 30-39 How many employees were surveyed? 50-59 Number of Emplo yees * 40-49

Q: The results of the survey are shown in the table. Is there an association between owning a cell…

A: Formula : Test statistic is

Q: Make frequency tables for the following data sets. Include columns for relative frequency and…

A: According to the provided data, the frequency table with relative frequency is shown as;

Q: What’s is the mean for 5,8,6,2,7,2,3,7,4 Rounded to tenths place Median: Mo

A: Given values are 5, 8, 6, 2, 7, 2, 3, 7, 4. Mean: Mean=sum of valuesnumber of values…

Q: How many people took part in this survey? * The table shows data about what type of phones that…

A: To arrange the data of two categorical variables, two ways contingency table is used. The first row…

Q: The following are the ages of 13 physics teachers in a school district.  24, 28, 29, 41, 41, 43,…

A: Lower quartile(Q1)=(n+1)4th termUpper quartile(Q3)=3(n+1)4th termSample size(n)=13and the given data…

Q: The following items represent the number of birds observed at a given feeder over the past several…

A: Given data is,15, 95, 27, 36, 40, 83, 79, 8

Q: Students in a class were asked how many movies they had seen in the last month. The results are…

A:

Q: Construct a table for the following data: The enrolment of Canlaon High School, 1990-1991 follows:…

A: Since you have asked multiple questions in a single request we would be answering only the first…

Q: The ages of the members of four teams are summarized below. Answer the questions about them. Team A:…

A:

Q: A class of eleven people received the test scores shown below, sorted by score. 32 51 69 73 74 75 82…

A: Given data set is  32,51,69,73,74,75,82,89,93,98,100 n=No. of observation=11

Q: A list of human pulse rate was recorded as follows: 64, 70, 80, 74, 92. What is the median value?…

A:

Q: find the median for the following set scores: 1,9,3,6,4,3,11,10

A:

Q: What is the value of the median for the following set of scoms Scores 1.1,4, 6, 8,12. 11. 21, 25, 26…

A: Median:   It represents the middle value for any given data set and is also represented as the 50th…

Q: coronary bypass surgery: the agency for Healthcare research and quality reported that 53% of people…

A: As Prof. N. G. Das said "Let there are n trials and each having two outcomes - Success and Failure.…

Q: You are a high school student council member tasked with analyzing how much time students in your…

A: ### Given DataThe data representing the number of hours 16 students spent on extracurricular…

Q: If there are 48 data points in a set of data, what is the number of degrees of freedom? (Enter an…

A: Given thatNumber of data points in set of data (n) = 48We know thatDegrees of freedom (df) = (n1)

Q: What is the median for the population of scores shown in the frequency distribution table? 3. O 15 O…

A: Solution: x(1) Frequency (f)(2) cf(5) 1 2 2 2 4 6 3 3 9 4 2 11 5 1 12 --- --- ---…

Q: For school year 2013-2014, the Math Club had 80 members. The number of member per year level is as…

A: Subject Frequency Degree Grade 7 16 36080×16=72° Grade 8 22 36080×22=99° Grade 9 24…

Q: The following items represent the number of birds observed at a given feeder over the past several…

A: We have given that,  The number of birds data is,  92, 24, 17, 54, 80, 40, 7 Then,  For the median…

Q: Determine the range of the following data: 13,32,31,21,24,36,43,67,64,58,62,63,72,83,52,69,81 ,77

A: arrange data in accending order 13, 21, 24, 31, 32, 36, 43, 52, 58, 62, 63, 64, 67, 69, 72, 77, 81,…

Q: Consider the following data set. Give the five number summary listing values in numerical order:…

A:

Q: Find the 5-number summary for the following data: 6,8,4,4,6,2,4,6,2,4,2,8,4,6

A: Find the 5-number summary for the following data: 6,8,4,4,6,2,4,6,2,4,2,8,4,6

Q: According to the American Psychological Association, married adults tend to be happier than single…

A: The descriptive analysis is conducted using EXCEL. The software procedure is given below: Enter the…

Q: The mean salary of twelve men is $52,000, and the mean salary of four women is $85,000. Find the…

A: From the given information,

Q: The mean salary of twelve men is $55,000, and the mean salary of four women is $85,000. Find the…

A: Mean or Average :

Q: Refer to the UNGROUPED DATA below: 76 100 85 84 What is the median of the data? 84 73 50 85 97 85 83

A: From the provided information, The number of observations (n) = 10

Q: how many sports played male vs female based on the data

A: Given, The number of sports played by the students: Grade Number of students 9 16 10 13 11…

Q: Provide the rank for each number in this data set: 5, 7, 7, 8, 7 7 8

A: The given data set is, 5, 7, 7, 8, 7 The number of observations in a data set is, 5 The ascending…

Q: Calculate the following for given ranges: a. Find mean: 5, 6, 9, 2, 7, 3, 4, 8, 4 b. Find median: 5,…

A: a. Find mean: 5, 6, 9, 2, 7, 3, 4, 8, 4 b. Find median: 5, 9, 4, 3, 2, 1, 0 ,9, 8, 6 c. Find mode:…

Q: A frequency table consist of 10 classes represent the grades of business statistics for 80 students…

A: There are totally 80 students in the course are represented in 10 classes. Thus, the total frequency…

Q: The following table represents the survey conducted in a school.   Male female Chicken fried steak…

A:

Q: Students in a small statistics class were asked which was their dominant hand and if they were in a…

A: Given,   Right Left Total STEM, Yes 6 1 7 STEM, No 7…

Q: A teacher rated the reading ability level of six fourth grade children in a special math program.…

A: We have given that,  The data set is,  3, 3, 2, 8, 4, 4 Then,  We will find the mean of the data set…

Q: If there are six groups being compared, how many mean comparisons will there be?

A: Given there are six groups.Here, it is required to find the total number of comparisons.

Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.