What is the relative frequency for the interval covered by the leftmost bar?  Give your answer to 3 decimal places.

Q: The Z-score is. (Round to two decimal places as needed.)

A: It is given that  The shaded area of the graph is 0.4129.

Q: A group of friends are going on a long drive to Mawa Expressway. They divided their route into 3…

A: Given, Planned maintining an average speed = 69 km/h Route is divided in to 3 parts. Speed of first…

Q: What interval on the Celcius scale corresponds to the temperature range 50 ≤ F ≤ 95?

A: Given: Temp range 50≤F≤95

Q: What is the range?

A: Given,

Q: Is Va + bequal to Va + Vb?

A: Given:Is a+b  is equal to  a+b  ?

Q: The edge x of a cube is measured with an error of at most 0.1%. What is the maximun corresonding…

A:

Q: The radius of a circle is increased from 2.00 to 2.02 m. Express the estimate as a percentage of the…

A: The radius of a circle is increased from 2.00 m to 2.02 m. That is, Now consider the area of the…

Q: Show that at some instant during a 2-hour automobile trip the car’s speedometer reading will equal…

A: Consider the formula for the average speed.Average speed is overall distance covered over the period…

Q: A group of students practiced a series of trials at a shooting range. Their scores are plotted in…

A: The difference score of the group is obtained below: Difference=Group 2-Group 1=4-2=2

Q: What is the range? (Round off to one decimal place if necessary)

A: Calculate range from the following data1,2,2,3,3,4,4,5,6,6,7,7,7,7,8,8,8,9,9,10 Range=maximum…

Q: How did you come to the conclusion for the relative frequencies numbers being 0.5, 0.10, etc?

A:

Q: Complete the table above by including: Measurement Type (i.e., nominal, ordinal, continuous) for all…

A: Solution

Q: Find the average temperature over the given interval

A:

Q: Create a table wherein it shows your score or your • class interval • class width • frequency •…

A: To create a table where a data is shown with the frequency, class interval and cumulative frequency.

Q: The correct denominator for the repeated-measures F-ratio is

A:

Q: A ball is being launched into the air. 21 feet away from the launch site is a camera. If the ball is…

A: Suppose y represents the height of the ball and θ be the angle of elevation.As the ball is…

Q: In a student survey, forty-one part-time students were asked how many courses they were taking this…

A: Given that the total frequency is 41. Therefore, # of Courses Frequency Relative Frequency…

Q: What is interval estimates?

A:

Q: what is a frequency rate formula

A: we know that  Frequency rate measures the frequency of accident occurrence .

Q: Find the average value of the function graphed in the accompany- ing figure. 3 2.

A:

Q: Choose the correct answer below. O Ordinal O Interval O Ratio Nominal

A: We have given that,  We have to check level of measurement of thr variable,  Ages of children :  4…

Q: A set of scores ranges from a high of X=48 to a low of X=7. If these scores are placed in a grouped…

A: Max = 48 Min = 7 Width = 5

Q: 138 patients who received 10-mg doses of a drug daily, 33 reported headache as a side effect. Obtain…

A: We have given that Sample size n =138 Favorable cases x =33

Q: A certain test is worth 125 points. How many points (rounded to the nearest point) are needed to…

A: Test of worth=125 pointneeded=75 %

Q: A laptop manufacturer claims that the mean life of the battery for a certain model of laptop is more…

A: Claim: the mean life of the battery for a certain model of laptop is more than 5 hours.

Q: A fence 20 feet tall runs parallel to a tall building at a distance of 5 f diagram

A: Given, a fence 20 feet tall runs parallel to a tall building at a distance of 5 it from the building…

Q: calculated the relative frequencies to 2 decimal places?

A: Since , the frequency distribution is given. Our aim is to find the relative frequency. Now ,…

Q: If the bottle maker is corre four decimal places.

A: According to the sum, the bottle maker believes 12% of the bottles are defective. So,p=the event of…

Q: what is the difference between frequency and relative frequency?

A: To know the difference between frequency and relative frequency, we first need to know about…

Q: The fuel efficiency,  in miles per gallon,  of an American- made car is it discrete or continuous?

A: We have to identify type of variable.

Q: Explain the concept of linear interpolation. Using linear interpolation, find (3) for f(x) - 5*.…

A: It is given that fx=5x. We have to find the interpolation polynomial using the given function. We…

Q: The researcher is 95% confident that the population average temperature is within the temperature…

A: HERE given ,  n= 10  here given data of 10  temperature (in degrees of Fahrenheit )

Q: what is a frequency rate?

A: The frequency rate is the number of people injured in a year per one million man-hours worked.

Q: The mean of the frequency distribution is degrees. (Round to the nearest tenth as needed)

A:

Q: Use the frequency table that you constructed in question number 3 to find the percentile rank. What…

A: Formula for percentile rank: Percentile Rank=Cumulative frequency of the previous class of…

Q: Complete the table below. High Temperatures (°F) (Round to the nearest hundredth as needed.)…

A: Given: Class Frequency 18-28 18 29-39 43 Total  61

Q: The 14th percentile is (Round to two decimal places as needed.)

A: Given that mean μ = 41standard deviation σ = 9we need to calculate P (X < x) = 0.14

Q: write a clear interpretation for each of the intervals of proportions

A: The following summary of the confidence interval for one sample proportion is given: Result 1:…

Q: How to give a relative frequency to 4 decimal places?

A: Relative Frequency is the ratio of the frequency of a particular event to the total frequency of all…

Q: Find the mean of the estimated miles per gallon of the automobiless in the table to the right. The…

A: Calculate Mean from the following grouped data X Frequency 1 5 3 8 5 14 10 10 20 3 28…

Q: Explain why the relative frequency column of a frequency table might not sum to 1.0.

A:

Q: The width of a rectangular piece of land is measured to be 48.25 feet.  If the measurement has a…

A: Given: The width of a rectangular piece of land is 48.25. The relative error(R.E) is at most 2%.…

Q: In a student survey, fifty-two part-time students were asked how many courses they were taking this…

A: ∑p(x) = 1 using it relative frequency can be find out

Q: This scale of earthquake intensity ranges from 1-12?

A: modified Mercalli intensity scale

Q: The mean is (Round to three decimal places as needed.)

A: Given : n=100 , p=23.9%=0.239 Our aim is to find the mean. Here , we use the binomial distribution.…

Q: The level of measurements of temperature of hair dryers is Nominal Interval Ordinal None of the…

A: Measure of Temperature is an example of an interval

Q: The radius r of a circle is measured with an error of at most 2%.What is the maximum corresponding…

A: To determine:                             The maximum corresponding percentage error in computing…

Q: The figure below shows relative frequency histogram for 50 concrete cubes classified according to…

A: Let x be the data points or the class mid points, and f be the respective frequencies. Then,…