1. What will be the Forecast for week 11? 2. what will be the Mean Squared Forecast Error?

Q: What are 2 situations when you will use mode as a measure for central tendency.

A: Mode mode is the value which occurs most frequentlyn in the data set of observation and around which…

Q: When looking at the scatter plot of Y vs. X, how can you tell if a higher order term is needed in…

A: The most common use of scatter plot is to observe the data and show relationships between two…

Q: 16. A botanist wants to see if a new plant grows better in different types of sunlight. He counts…

A: Type of test: One way ANOVA Hypothesis: Ho:μFull sun=μPart. sun=μShade H1:μi≠μj at least one j i.e.…

Q: A manufacturer knows that their items have a normally distributed lifespan, with a mean of 8.5…

A: Let X : the lifespan X~N(μ,σ)where mean(μ) =8.5 years            s.d.(σ)=2.7 yearsand sample…

Q: Draw Q-Q plot of the data set X. Interpret your result related with the normal distribution.

A: Given that, The data on midterm result (X) and final exam score (Y) of 10 students taken statistics…

Q: 22 A city's yearly precipitation over a 50- year period is summarized in the box plot. Yearly…

A: Given yearly precipitation is : 10 cm,20 cm,30 cm,40 cm,50 cm,60 cm,70 cm Here the number of terms…

Q: Professor Carlton is performing a statistical analysis on the final grades of the students in his…

A: From the provided information, Sample size (n) = 10 The mean of the data is 84.

Q: Give proper explanation and don't copy from google Once,we have large number of data which method is…

A: Shortcut method is not recommended for calculation of arithmetic mean when the data is large,…

Q: The data shows that the midterm result and the final exam results of 10 different student who take…

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Q: whats an equation that would best fit these data points?

A: Given information: x y 0.3 3 0.1 2 1.2 1 1 4 1.5 3 1 8 1 10 1.5 6 1.3 6 1.8…

Q: 16. Results for Chess Club attendance are shown in the box plots. Part A: Which month has the…

A: The box plot contains two whiskers which give the range of the box plot. The range is from the…

Q: B. Find the Expected Frequencies (E) based on the franchisor's reported relative frequencies. This…

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Q: Fitting a straight line to a set of data yields the prediction line Yi=2+4Xi. The values of X used…

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Q: Find mean, median, mode, q1,q2,q3,d5,d8,p60,p90, mean deviation, standard deviation (direct and…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Table 2.30 Frequency Distribution of Family Incomes 2.29 Family Income, S 10,000-11,999…

A: Given: The following data is provided on frequency distribution of family incomes. Family Income…

Q: le plot for the data. Choose the correct graph below. 400 500 5 OB. 3.00 2.00 1.00- 0.00- -1.00…

A: Given: The data given is as below 350 100 300 50 0 400 200 100 200 450 50…

Q: Find the following measures of dispersion using the following lists of average monthly temperatures…

A: Data for two groups is given. We have to check which data set has more variability according to…

Q: Explain the relevance of mean and standard deviation to someone who does not know what they are. .…

A: Mean: The mean is a measure of central tendency. It gives an indication of the average value of a…

Q: The MSE, mean squared error, is a measure of forecast accuracy and is the average of the squared…

A: Given: Month Value 1 17 2 25 3 21 4 26 5 22 6 21 7 26

Q: A pregnancy that continues for longer than 42 weeks is called a post-term pregnancy. What's the…

A: It is given that data is normally distributed with mean=266 days and standard deviation =16 days We…

Q: Describe about mean square between.

A: In ANOVA, “SS” stands for “sum of squares”, “df” stands for degrees of freedom, F is for the test…

Q: Any correct answers and tell me why and how?

A: If the mean of the gray scale value is less than 87, classify the photo as day, else classify the…

Q: Give proper explanation and don't copy from google Once we have large number of data which method…

A: Shortcut method is not recommended for calculation of arithmetic mean when the data is large,…

Q: Most adults have a primary care physician who serves as their regular doctor and who coordinates…

A: given data  q-1) E = 0.8 σ = 7.2 90% ci for mean, n = ?

Q: alculations. 155, 145, 155, 162, 180, 165, 172, 149, 170, 172 Exponential smoothing.  Use an alpha…

A: week   1 155 2 145 3 155 4 162 5 180 6 165 7 172 8 149 9 170 10 172

Q: Ryan believes that his mother’s houseplants would grow taller if she watered with rainwater instead…

A: Test is that whether the mother’s houseplants would grow taller if she watered with rainwater…

Q: The following quantile plot shows the number of bacteria with respect to the number of hours of…

A: A plot regarding the number of bacteria with respect to the number of hours of growth is given.

Q: Match the terms below to their best definitions. The value occurring most often in a group of cases.…

A: Mode is the value occuring most often in a group of cases.  Scatter plot is the best way to…

Q: Î, = 3+ 9X,

A: Solution

Q: The analyst claims that there is an increasing trend for every new year for investing the money to…

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Q: The number of cans of soft drinks sold in a machine each week is recorded below. Develop forecasts…

A: Data is given for sale of each week for cans of softdrinks We have to calculate mean squared error…

Q: Assume the data are minutes too late to statistics class of five consecutive days. X  12 23 15…

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Q: The number of cans of soft drinks sold in a machine each week is recorded below. Develop forecasts…

A: Given Weekly sales, We have to forecast for week 10 with 3 period moving average We have to…

Q: Please read the passage and answer the right match in the box of mean and median

A: The histograms of the variables distance and speed is given.  The objective is to match the means…

Q: Duration is what typye of data?

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Q: The number of cans of soft drinks sold in a machine each week is recorded below. Develop forecasts…

A: Given  Sales of cans of softdrinks for week We have to calculate forcast for week 10 and mean…

Q: Read the description of the variables and open the attached data before answering the questions…

A: 5. In the context of the study described, quantitative variables are those that can be measured…

Q: se help answer fully

A: The following table shows the required calculations for the mean. Class Frequency (f) Mid value…

Q: 25. The crab spider, Thomisus spectabilis, sits on flow- ers and preys upon visiting honeybees, as…

A: Given a test to 33 bees to choose between two flowers: one had a crab spider and the other did not.…

Q: Choose the best statement to summarize the association shown between hat size and IQ in the…

A: A scatterplot is used to show the relationship between two variables.

Q: The scatterplot below shows the mean cost of an oil change for Sadie's car during each of the last…

A: Regression equation are used to predict the variable based on the another. It has two regression…

Q: prove that If we multiply the data values by a constant (say, c), value of geometric mean will be…

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