state whether the parameter of interest is a mean or a proportion: a poll shows that 64% of Americans personally worry a great deal about federal spending and the budget deficit.

Q: The ages of the members of a legislature from a particular state are listed below. Find the mean,…

A:

Q: Find the mean and median

A: Note: Here we are solving problem 12) with the parts a), b), and c) For the reaming problem please…

Q: Consider the data set 10, 25, 30, 50, 80, 90, 740 a) What is the more representative measurement of…

A: Here, the data set given is 10, 25, 30, 50, 80, 90, 740. We should choose median as a representative…

Q: Which variable, mean or median, is the better representation of the center for this data set? Why?…

A: Introduction: As you have specifically asked whether it is better to use the mean or the median for…

Q: Given the histogram .Calculate the median.

A:

Q: The median is the point of the _____ percentile of distribution?

A: Median is the value that divides entire distribution between two equal parts also the median is the…

Q: write an analysis for the data above and what does the p value mean?

A: From the given information we find the solution.

Q: The median is a (choose the right alternative!): A) quartile b) percentile c) both a quartile and…

A: The second quartile, Q2, is the median. 50th percentile is the median.

Q: According to research, holiday shoppers spent an average of $364 over a holiday weekend in 2008. The…

A:

Q: d) Is the mean, median, or mode the best measurement of central tendency? Explain.

A: to find mean valuemean = sum of observations/ count of observationsmean = (102 + 100 + 115 + 100 +…

Q: The ordinal level of measurement is represented in which variable below? race income IQ position in…

A: We know, there are four levels of measurements : i) Nominal ii) ordinal iii) interval iv) ratio.…

Q: On a typical box plot, what does the vertical line in the middle of the box represent? A.) the…

A: The vertical line in the middle of the box represents the middle value of the data, which is the…

Q: State whether the mean, median, or mode is being used in the given statement.  The average score of…

A: Mean is the average of all items. Mode is most frequently occurring item. Median is the middle most…

Q: Find the mean, the median, and the mode of the following scores. (If an answer does not exist, enter…

A: According to the given information, it is required to calculate mean, median and mode of the given…

Q: (c) Find the 20 th percentile of the sample mean.

A: (c) Given that, The 20th percentile of sample mean is,

Q: Calculate the mean, median, and mode numbers of hours her friends spent on Facebook. Does the mean…

A: First we have to sort the data in ascending order as 2,2,2,2,3,3,3,9

Q: Based on the boxplot above, which one tends to be higher: median or the mean? Explain.

A: It is known that, for positively skewed distribution the mean of a set of observation is greater…

Q: Find the three measures of central tendency (the mean, median, and mode). (If an answer does not…

A:

Q: Give an example of a data set whose mean is greater than its median.

A: Let a data set is 25, 8, 9, 4 and 52.Mean:

Q: The position of data in a data set is determined by a. Percentage score O b. Mean of the data O .…

A: Percentile score: Percentiles are positional measures used statistical  data set to indicate  the…

Q: he same as the mean?

A: Length in Meters House Wives  1.0   50  1.5    48   2.0  42.00  2.5  40.00  3.0  10.00…

Q: Does the situation describe a parameter or a​ statistic?   The percentage of families and…

A: We have to find the situation.of given data

Q: "Vith what level of data is a bar chart most appropriately used?

A: Our aim is to describe the " with what level of data is a bar chart most appropriately used"

Q: Draw a left skewed curve. Is this a negative or positive curve? Identify where you would expect the…

A:

Q: Identify the elements in the figure that show (a) the mean and (b) indicate a measure of variability…

A: The given figure shows the mean and variability of four Body tissues- Fin, Muscle, Blood and Plasma…

Q: The mean is another term for the ________ value of a data set.

A: Given, The mean is another term for the ________ value of a data set.

Q: The population mean, u, is a measure of

A: According to the given information, we havePopulation mean, μ is given.

Q: Which is a statistical graph that displays only the range of values on the horizontal axis? O…

A:

Q: Which term describes a response that varies greatly from the majority of the other responses in…

A: An outlier is a value in a random sampling from a population that deviates abnormally from other…

Q: a. What is the level of measurement for the variables "Participant" and "Hours"

A: Here, The data of number of participants and number of sleep hours of each participants are given.…

Q: For the frequency distribution table below, find the median *

A: Median is the middle most value of arranged data. For frequency distribution the median is defined…

Q: Determine whether the data is qualitative or quantitative? Mascots of professional basketball teams

A: Qualitative data  The data which is characterizing something Is the qualitative. It is non numerical…

Q: state whether the parameter of interest is a mean or a proportion: in a survey, high school and…

A: Statement = " In a survey, high school and college students are asked whether or not they use…

Q: Distinguish briefly the Mean, median and mode

A: Mean  Mean is defined as the average of all data elements given. It is calculated as the sum of…

Q: A recent survey of a new diet cola reported the following percentages of people who liked the taste.…

A:

Q: Give a health sciences-related example of a popula better measure of central tendency than the…

A: Mean and median are the two measures of central tendency.

Q: What is the mean of the data set? X X X X XXX>

A: In this question, the concept of mean is applied. Mean Mean is the ratio of the sum of data points…

Q: Describe the shape of the data distribution and the location of the mean in relation to the median…

A: From the box-and-whisker plot, we see that the median is 7 First quartile= 5, third quartile= 11 The…

Q: During which year were the mean and median the same value?

A: Given,

Q: Find the mean, median, mode, and also state which is the best represents the data of the following…

A: We have given that  The data are 11,20,14,41,34,25,14,15,28,33,24,40,34,42,33,34,11,14,22,24,25…

Q: Identify the line most likely to graphically represent the mean, median and ode of the distribution?…

A: It is an important part of statistics. It is widely used.

Q: The​ account's mean daily balance for April is approximately $___

A: Answer: Given, For the month of​ April, a checking account has a balance of ​$563 for 25 days, $2498…

Q: Which one measure of variation should you report for SOCIAL CLASS(1=lower, 2= working,…

A: The range is used as a measure of variation report for SOCIAL CLASS.

Q: Find the first and second quartile, median, and the interquartile range.

A: To find the first and second quartile, median, and the interquartile range of the given data.

Q: Which measure of center is most appropriate for this data? O median O mean

A: Right skewed distribution: If the distribution is longer towards the right tail, then the…

Q: Consider a data set with at least three data values. Suppose the highest value is increased by 10…

A: a) The mean of a data set can be computed by taking the sum of observations and then divided by the…

Q: Locate the outlier in the boxplot. What effect does this data point have on the mean of weekly…

A: Solution The box plot shows the salary for mean which contain an outliers.

Q: Identify: a. the population, b. the sample, c. the parameter, d. the statistic, e. the variable, f.…

A: Given " A fitness center is interested in mean amount of time a client exercises in the center each…

Q: Use the display of data items to find the mean, median, mode, and midrange.

A:

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.