2. A group of adults where asked how many cars they had in their household a. Complete the frequency table for the car number data

Q: Then, the relative frequency of the class 22 – 34 is -

A: # Given frequency tabulated data  then to find relative frequency of class(22-34)??

Q: Use the bar graph to determine each of the following. a. How many books are represented in this bar…

A: Let us solve the statistic problem in the next steps.

Q: How many patients were lost to contact?

A: The given table shows the year of death, year of last contact, time and number at risk, number of…

Q: Select the appropriate answer for the following diagram. 56 42 on 474.11 686.33 559.00 771 22 346.78…

A:

Q: If the Syracuse men's basketball team won 18 games and lost 10, and the Syracuse women's basketball…

A:

Q: Use the frequency histogram to estimate the least and greatest frequency. O A. least 50, greatest:…

A:

Q: A survey of 18 people is carried out to understand about their working life. The results are shown…

A:

Q: What percentage of the sample were female drivers?

A: It is given that Total = 5+7+11+9 = 32 Number of females = 7+9 = 16

Q: a. What is the frequency for CEO ages berween 54 and 65? b. What percentage of CEOS are 65 vears or…

A: Consider the table ,  Age Frequency Relative frequency Cumulative relative frequency 40-44 3…

Q: In a pie graph, if the blood type B represents 35% of the distribution, how many degrees would be…

A: Given information: It was stated that in a pie graph, blood type B represents 35%. Then need to find…

Q: Out of 500 car owners investigated, 400 owned car A and 200 ownedcar B, 50 owned both A and B cars.…

A: The total number of investigated cars is 500. Also given that the total number of people who owned…

Q: Given the following data, find y'(6) 3 4 9 y 4 26 58 112 466 922

A: Interpolate the data using Lagrange's interpolation polynomial. After that differentiate the…

Q: What percentage of the people who worked were males?

A: men women total work 15 23 80 not work 23 28 51 total 38 93 131 What percentage of the…

Q: provide three different situations  to illustrate how a different measure of ceuntral tendency is…

A:

Q: The ages of the men who signed the United States Declaration of Independence ranged from 26 to 70. A…

A: Given information: Given that represents the histogram for the ages of the men who signed the United…

Q: Below is a cumulative relative frequency graph for the lengths, in minutes, of 200 songs recorded by…

A: a) From the graphs, length cumulative frequency frequency 2 0 0.2 3 0.2 0.38 4 0.58 0.22…

Q: of 90% with a sample

A: Given : Sample size = n = 19 Significance level, α =1- 0.9 = 0.1

Q: Find the median for this list of numbers 28 68 17 33 70 11 9. 60 72 26 42 1 29 80 62 Median = Submit…

A:

Q: Construct a frequency table from the following data set: {68, 72, 58, 93, 80, 85, 85, 76. 68, 72,…

A: Arrange the data in non-descending order. 58 58 58 59 59 66 66 68 68 68 68…

Q: Based on the histogram above, what is the frequency of the class containing the value 14

A:

Q: Given the mean of a certain data set as 155, what will be its new mean if all the data points were…

A: Remark: We know that, The mean (average) of a data set is found by adding all numbers in the data…

Q: Mary ann,hazel,and analyn want to know what numbers can be assigned for the frequency of heads that…

A: Three coins are tossed :  When 3 coins are tossed, the possible outcomes are HHH, TTT, HTT, THT,…

Q: e. The average number of calls per minute dur WAT lla IL

A: Given Data Population Mean,μ = 24.0 Population Standard Deviation,σ = 3.0

Q: How many people surveyed ?

A: The number of people information is included in a sample is the number of people surveyed.

Q: 6 Construct a frequency polygon or line chart for the following data. Month January February March…

A: Frequency polygon: Generally, a graph is expected to be in the form of a smooth curve. the histogram…

Q: Draw a cumulative frequency histogram and a cumulative frequency polygon. 30 27 [1mk]

A: Statisticians use histogram and cumulative frequency polygon to have a visual representation of the…

Q: TODAY Moms and Parenting.com surveyed 6,000 parents to determine how much money they were willing to…

A: Formula of z score is ,  z = ( x - mean ) / SD  x = z*SD  + mean

Q: In a bar chart, unlike in a histogram, the bars do not abut. Give a possible reason for that.

A: In a bar chart, categorical or qualitative data is compared. The bars in a bar graph are presented…

Q: What number is missing from the​ table?(find the missing frequency) Year in College Frequency…

A: Given What number is missing from the​ table?(find the missing frequency)   Year in College…

Q: Based on the information, what is the cumulative relative frequency for the 50.2% - 59.7% change in…

A: It is given that Cumulative frequency for class 50.2-59.7 is = 45 Total frequency = 50

Q: Use the frequency histogram to estimate the least and greatest frequency. O A. least: 23, greatest…

A: Correct answer is (A)

Q: Select the appropriate answer for the following diagram. Weather Profile in Wonderland Sunny 61.54%…

A: Explanation of the answer is as follows

Q: (a) Is purchasing music online independent of the consumer's age? Use a = 5%.

A: In this context, the aim is to test whether the purchasing music online is independent of the…

Q: Select the appropriate answer for the following diagram. 56 42 28 14 474.11 686.33 346.78 559.00…

A: GIVEN

Q: Select the appropriate answer for the following diagram. Weather Profile in Wonderland Sunny 61.54%…

A:

Q: 4) Give the five-number summary of the data shown in the boxplot below: 50 60 70 80

A: Boxplot is one of the graphical methods that is drawn for the quantitative variable to explain the…

Q: Complete the frequency table for the Math test scores

A:

Q: 1. Draw the stem and leaf diagram for the following data 1, 44, 46, 47, 49, 63, 64, 66, 68, 68, 72,…

A: Given that  The data are -16,1,44,46,47,49,63,64,68,68,72,72,75,76,81,84,88,106

Q: e. What is the highest personal messaging frequency among the bottom 20% of employees in terms of…

A: We have to find the values for normal distribution using CLT.

Q: how do you determine how many observations are in the first class of a stem and leaf chart

A: The objective is to infer the no. of observations (or frequencies) in the stem-and-left plot.

Q: The following are times (in minutes) taken by employees to complete an inspection of an engine at an…

A:

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

A: given that data points: 54, 16, 41, 25, 83, 45, 40, 46, 50, 35, 68, 28, 39

Q: Use the frequency histogram to estimate the least and greatest frequency. O A. least: 23, greatest:…

A:

Q: The following table shows the number of people who have different eye color and hair colors. Hair…

A: We have  the following  data  the number of people  different eye color and hair color.

Q: What percent of those accused were from Haddington county?

A: The total number of accused were from Haddington County is 539.

Q: In a survey of 3343 adults aged 57 through 85​ years, it was found that 83.3%of them used at least…

A: Obtain the number of the 3343 subjects used at least one prescription medication. The number of the…

Q: the following set of data and answer Questions 4 through 6. 5 4. 4. 4) Determine the Mean of the set…

A: Note: As per company policy we should solve only 1 question. So, kindly repost other questions…

Q: low shows the number of people visiting a lo les. 35 37 23 18 12 23 21 18 22 19 15 26 19 20 29 33 18…

A: Solution: Let X be the number of people. The data for X is 5, 12, 19, 29, 35, 23, 15, 33, 37, 21,…

Q: A geographer studying West Africa would like to know the size of stones in the delta region where…

A: Frequency table for the size is given: Size (cm) Frequency [0,2) 17 [2,4) 13 [4,6) 10…

Q: a. How many individuals are described in this table? b. How many females were among the respondents?…

A:

Types of Bias

Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative parameter being estimated. According to the actual definition of bias, it refers to the tendency of a statistic to overestimate or underestimate a parameter.