Calculate the average (mean) of the data shown, to two decimal places x 14.9 18.2 15.9 14.5 24.1 4.9 9.9 22.3 13.4

Q: 3. Find arithmetic average from the following data. 20 X: f: 10 15 25 30 35 4 6. 8

A:

Q: To study the output of a machine that fills boxes with cereal, a quality control engineer weighed…

A: From the provided information, The table is as follow: x = weight (ounces) Number of Boxes 15.3…

Q: Compute the coefficient of determination

A: The table shows X and Y values.

Q: THE FF. WERE THE RESULTS OF THE EXAMINATION CONDUCTED FOR GRADUATING STUDENTS. FIND THE MEDIAN (USE…

A: Class Frequency 11 - 20 2 21 - 30 7 31 - 40 3 41 - 50 8 51 - 60 10 61 - 70 12 71 - 80…

Q: Find the mean of the data summarized in the given frequency distribution. Compare the computed mean…

A: In grouped data, observations are clustered into groups. The groups and the corresponding…

Q: The amount of caffeine in a sample of five-ounce servings of brewed coffee is shown in the…

A: The complete table is, Frequency(f) Midpoint(x) xf 2 70.5 141 13 92.5 1,202.5 24 114.5…

Q: Calculate t for the comparison of the mean for CA with the mean for CB. CA    CB     CC     CD 4…

A: Here, the population standard deviations are unknown and it is assumed that they are not equal to…

Q: The mean square error (MSE) is

A: Here given , actual and forecasting sales for company Z.

Q: For the following calculate mean deviation using median. Height 55 56 57 58 59 60 No of Boys 25 40…

A: Answer is 0.9667

Q: Calculate the median of the data shown, to two decimal places x 28.1 18.5 12.9 17 11.4 9.7 28.8…

A: From the given information, Consider, the data can be expressed in the increasing order as shown…

Q: Q1: For the following grouped data find the frequency fi , class mid-point x; and the Mean y ? 12 23…

A: We will have to find group, frequency fi, class mid-point xi . Here we make class of length 10. The…

Q: Current Attempt in Progress X Incorrect. The following data give the speeds of 13 cars (in mph)…

A: Solution

Q: A newly-designed highway sign is being examined. 27 drivers, of various ages, were tested to see at…

A: Given data: The correlation between age and distance is -0.796. To Caleulate: The intercept of the…

Q: Suppose you are given the following data. You have run a three month moving average and found the…

A: The three month moving average and found the forecasts, difference and difference squared between…

Q: Calculate ¯x (x-bar) (i.e. mean) for the data shown, to two decimal places x 17.7 15.9 14.5 6.5 27…

A: Given 17.7 15.9 14.5 6.5 27 5.7 27.7 3.8

Q: look for the mean, Only 2 decimal places

A: From given data we have  X Frequency 1.2 5 4.8 8 8.4 30 12 5 15.6 3

Q: The following table shows the amount of converted sugar in a chemical process at different…

A: Solution To find mean amount we will use regression line .

Q: a. Add XL Miner Analysis Toolpack b. Use Excel 1-way ANOVA test to find the test value and p-value.…

A: Given: The Seven types of root-stock were used in an apple orchard grafting experiment. The…

Q: Answer the following questions using this dataset: X у 16.4 94 19.7 63 26.3 36 32.4 15 38.2 2 Round…

A: Given dataset is,XY16.49419.76326.33632.41538.22

Q: Q3: For the data below taken on 150 m section of a road, draw the cumulative frequency distribution…

A: In statistics there are two types of measures namely measures of central tendency and…

Q: For Worker 1, calculate the 95% C.I. for the mean time per walk- in. Think about the assumptions you…

A: The data shows the time per walk-in.

Q: The table below presents the actual monthly sales for a company over the first six months of 1986.…

A: The 3-month moving average is, Months Actual Sales 3-Month moving average January 1986 270…

Q: The following are the number of cars passing a point on a highway per minute.   10 12 11 19 21…

A: Solution-: Given data: 10 12 11 19 21 21 23 22 24 25 23 21 28 26 62…

Q: Calculate the 60th percentle of the data shown 美 4.2 7.7 8.6 13.7 15.1 17.9 20.1 20.3 20.4 21.5 24.2…

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

Q: Compute the percentile rank of 74.   Round your answer to two decimal places.

A: The provided sample data are shown in the table below:         X 73   75   69   68…

Q: x 1.8 2.3 6.7 11.3 16.7 25.2 26.9 27.9

A: Percentile is the value in the data set below which certain percentage of the data lie.   The…

Q: Calculate Mean Deviation (from arithmetic average) for the following values. Also calculate its…

A: Data given  4800,4600,4400,4200,4000

Q: Calculate the 75th percentile of the data shown x 2.9 3.5 10.7 26.7 27.7 36.5 46.7 48.3…

A: The required 75th percentile can be obtained as: If i were an integer, the percentile would be…

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: Q: NO. 4 :Calculate Mean deviation from Median for the following data. Age 0-10 10-20 20-30 30-40…

A: Mean deviation is a type of measure of dispersion. It is the mean of the absolute deviation of a set…

Q: Calculate mean deviation from mean and Mode. Also calculate  its coefficient  from the   following…

A: Given data is appropriate for measures of central tendency to find the central value for the given…

Q: Complete the following table From the frequency distribution, find the mean.  Interval Midpoint x…

A: From the provided information, Interval Midpoint x Frequency F Product xf 41.5 – 48.5…

Q: Calculate combined mean from the following information. Total no. of boys = 50 %3D Mean weight of…

A:

Q: For a sample of 12 offenders convicted of weapons violations the length of prison sentence is months…

A: The sorted values are 2, 6, 6, 12, 15, 18, 20, 24, 24, 36, 48, 60.   The no. of data value are,…

Q: X 16.6 25 28.3 7.2 23.2 8.5 29.6 26.4

A: 16.6 25 28.3 7.2 23.2 8.5 29.6 26.4 Sample size n =

Q: Give an interpretation for the following data.

A: Given: Bar graph of average height of female and male student is given here. Bar graph is the chart…

Q: Calculate the 25th percentile of the data shown x 1.8 2.3 6.7 11.3 16.7 25.2 26.9 27.9

A: Arrange the data in ascending order to find the percentiles. 1.8,2.3,6.7,11.3,16.7,25.2,26.9,27.9…

Q: Calculate the median of the data shown, to two decimal places X 12.7 1.1 14 29.9 11.9 9.8 20.6 ہے

A: The data are : 12.7,1.1,14,29.9,11.9,9.8,20.6data in accending order :…